| 500 (1837) | Centre Hospitalier Universitaire de Quebec | CAN |  |
| 502 (1847) | Rosalind Franklin University of Medicine and Science | USA |  |
| 503 (1851) | Ecole de Technologie Superieure | CAN | |
| 504 (1859) | Carolinas Healthcare System | USA | |
| 505 (1862) | Children's Hospital of Wisconsin | USA | |
| 506 (1870) | Northern Illinois University | USA | |
| 507 (1883) | University of Missouri, Saint Louis | USA | |
| 508 (1889) | Indiana University Health | USA | |
| 509 (1897) | Ralph H. Johnson VA Medical Center | USA | |
| 510 (1901) | Rochester Institute of Technology | USA | |
| 511 (1916) | Space Science Institute | USA |  |
| 512 (1922) | Central Arkansas Veterans Healthcare System | USA | |
| 513 (1925) | Federal Reserve System | USA |  |
| 514 (1927) | Kingston General Hospital | CAN | |
| 515 (1938) | Public Health Agency of Canada | CAN | |
| 515 (1938) | University of Arkansas, Little Rock | USA | |
| 517 (1960) | National Radio Astronomy Observatory, Charlottesville | USA | |
| 518 (1973) | Bill and Melinda Gates Foundation | USA | |
| 519 (1978) | BJC HealthCare | USA | |
| 519 (1978) | Eastern Virginia Medical School | USA | |
| 519 (1978) | Ford Motor Company | USA |  |
| 522 (1988) | University of Texas, El Paso | USA | |
| 523 (1994) | Albany Medical Center | USA | |
| 524 (2018) | San Francisco State University | USA | |
| 525 (2022) | Infrared Processing and Analysis Center | USA | |
| 526 (2043) | Cisco Systems | USA | |
| 527 (2047) | Wilfrid Laurier University | CAN | |
| 528 (2053) | Villanova University | USA | |
| 529 (2072) | Siemens USA | USA | |
| 530 (2073) | St. Joseph's Healthcare Hamilton | CAN | |
| 531 (2076) | Bowling Green State University | USA | |
| 532 (2083) | Wesleyan University, Middletown | USA | |
| 533 (2106) | Texas Tech University Health Sciences Center | USA | |
| 534 (2110) | University of New Orleans | USA | |
| 535 (2116) | Universities Space Research Association | USA | |
| 536 (2126) | International Monetary Fund | USA | |
| 537 (2139) | VA Maryland Health Care System | USA | |
| 538 (2146) | Montreal Heart Institute | CAN | |
| 539 (2150) | University of North Dakota | USA | |
| 540 (2154) | Clarkson University | USA | |
| 540 (2154) | Rehabilitation Institute of Chicago | USA | |
| 540 (2154) | St. Luke's-Roosevelt Hospital Center | USA | |
| 543 (2164) | Barnard College | USA | |
| 543 (2164) | Fordham University | USA | |
| 543 (2164) | University of South Dakota | USA | |
| 546 (2171) | DePaul University | USA | |
| 546 (2171) | Lawson Health Research Institute | CAN | |
| 548 (2188) | Health Canada | CAN | |
| 548 (2188) | Northern Arizona University | USA | |
| 550 (2191) | SUNY Downstate Medical Center | USA | |
| 551 (2196) | AstraZeneca, United States | USA | |
| 552 (2199) | State University of New York Upstate Medical University | USA | |
| 553 (2205) | Children's Healthcare of Atlanta | USA | |
| 553 (2205) | Marquette University | USA | |
| 555 (2218) | St. Joseph's Hospital and Medical Center | USA | |
| 556 (2229) | Oakland University | USA | |
| 557 (2238) | Monsanto Company | USA | |
| 558 (2244) | VA NY Harbor Healthcare System | USA | |
| 559 (2247) | Washington Hospital Center | USA | |
| 560 (2261) | London Health Sciences Centre | CAN | |
| 561 (2272) | Westat Corporation | USA | |
| 561 (2272) | Women and Infants Hospital of Rhode Island | USA | |
| 563 (2288) | City University of New York, Queens College | USA | |
| 564 (2295) | South Dakota State University | USA | |
| 565 (2300) | Creighton University | USA | |
| 566 (2306) | Detroit Medical Center | USA | |
| 567 (2310) | Queen Elizabeth II Health Sciences Centre | CAN | |
| 568 (2313) | Field Museum Natural History | USA | |
| 569 (2337) | State University of New York, College of Environmental Science and Forestry | USA | |
| 570 (2352) | Athabasca University | CAN | |
| 570 (2352) | Institut Universitaire de Geriatrie de Montreal | CAN | |
| 572 (2357) | DuPont | USA | |
| 572 (2357) | Lamar University | USA | |
| 574 (2362) | New York Blood Center | USA | |
| 575 (2368) | General Atomics | USA | |
| 576 (2397) | Johnson & Johnson, United States | USA | |
| 577 (2408) | Chapman University | USA | |
| 578 (2411) | University of Massachusetts, Lowell | USA | |
| 579 (2416) | National Radio Astronomy Observatory, Socorro | USA | |
| 580 (2424) | California State University, Los Angeles | USA | |
| 580 (2424) | University of Lethbridge | CAN | |
| 582 (2438) | Northrop Grumman Corporation | USA | |
| 582 (2438) | Royal Military College of Canada | CAN | |
| 582 (2438) | Texas Christian University | USA | |
| 585 (2449) | University of North Texas Health Science Center | USA | |
| 586 (2461) | Swarthmore College | USA | |
| 587 (2465) | Oak Ridge Institute for Science and Education | USA | |
| 588 (2469) | Illinois State University | USA | |
| 589 (2479) | Virginia-Maryland Regional College of Veterinary Medicine | USA | |
| 589 (2479) | Wellesley College | USA | |
| 591 (2484) | Hartford Hospital | USA | |
| 592 (2490) | Tom Baker Cancer Centre | CAN | |
| 593 (2495) | Lockheed Martin Corporation | USA | |
| 593 (2495) | Science System and Applications, Inc | USA | |
| 593 (2495) | University of Maryland Medical Center | USA | |
| 596 (2508) | Desert Research Institute, Reno | USA | |
| 597 (2515) | Children's Mercy Hospital | USA | |
| 598 (2519) | Santa Clara University | USA | |
| 598 (2519) | University of Nebraska, Omaha | USA | |
| 600 (2530) | Geisinger Medical System | USA | |
| 600 (2530) | University of Dayton | USA | |
| 602 (2536) | Florida Institute of Technology | USA | |
| 603 (2556) | Kennesaw State University | USA | |
| 604 (2574) | BC Children's Hospital and Sunny Hill Health Centre for Children Vancouver | CAN | |
| 605 (2579) | Claremont Graduate University | USA | |
| 606 (2583) | University of San Francisco | USA | |
| 607 (2587) | Skidmore College | USA | |
| 608 (2602) | Boise State University | USA | |
| 609 (2620) | University of Massachusetts, Dartmouth | USA | |
| 610 (2629) | National Optical Astronomy Observatory | USA | |
| 611 (2631) | Beaumont Health System | USA | |
| 612 (2635) | Jesse Brown VA Medical Center | USA | |
| 613 (2638) | Bedford Institute of Oceanography | CAN | |
| 614 (2645) | IWK Health Centre | CAN | |
| 614 (2645) | Trent University | CAN | |
| 616 (2649) | Applied Materials, Inc. | USA | |
| 617 (2652) | Baystate Health System | USA | |
| 617 (2652) | Franklin & Marshall College | USA | |
| 619 (2659) | Corning Incorporated | USA | |
| 619 (2659) | University of Illinois Hospital & Health Sciences System | USA | |
| 621 (2666) | Miami VA Healthcare System | USA | |
| 622 (2673) | Loyola Marymount University | USA | |
| 623 (2676) | University of South Alabama | USA | |
| 624 (2681) | Princeton Plasma Physics Laboratory | USA | |
| 625 (2687) | Jackson State University | USA | |
| 626 (2689) | Summa Health System | USA | |
| 627 (2690) | Western Michigan University | USA | |
| 628 (2694) | University of Alabama, Huntsville | USA | |
| 629 (2699) | Oklahoma City VA Medical Center | USA | |
| 630 (2703) | The New School | USA | |
| 630 (2703) | Walter Reed National Military Medical Center | USA | |
| 632 (2718) | West Penn Allegheny Health System | USA | |
| 633 (2722) | Texas State University, San Marcos | USA | |
| 634 (2727) | University of Colorado, Colorado Springs | USA | |
| 635 (2728) | Mount Holyoke College | USA | |
| 636 (2733) | Edward Hines VA Hospital | USA | |
| 637 (2746) | Children's Medical Center Dallas | USA | |
| 638 (2761) | Cincinnati VA Medical Center | USA | |
| 639 (2766) | University of North Carolina, Wilmington | USA | |
| 640 (2770) | MetroHealth System | USA | |
| 641 (2772) | Alberta Children's Hospital | CAN | |
| 641 (2772) | North Florida-South Georgia Veterans Health System | USA | |
| 643 (2789) | Louisiana State University Agricultural Center | USA | |
| 643 (2789) | Northern Ontario School of Medicine | CAN | |
| 643 (2789) | University of Alberta Hospital | CAN | |
| 646 (2804) | Cleveland State University | USA | |
| 647 (2809) | TRIUMF - National Laboratory for Particle and Nuclear Physics | CAN | |
| 648 (2813) | James A. Haley Veterans' Hospital | USA | |
| 648 (2813) | Nemours A Children's Health System | USA | |
| 650 (2819) | Middlebury College | USA | |
| 651 (2824) | University of Minnesota, Duluth | USA | |
| 652 (2834) | Southwest Research Institute | USA | |
| 653 (2869) | San Jose State University | USA | |
| 654 (2874) | Naval Medical Center San Diego | USA | |
| 655 (2879) | Texas Biomedical Research Institute | USA | |
| 656 (2884) | University of Prince Edward Island | CAN | |
| 657 (2892) | Procter and Gamble Company | USA | |
| 658 (2894) | University of Southern Mississippi | USA | |
| 659 (2897) | East Tennessee State University | USA | |
| 660 (2903) | Naval Postgraduate School | USA | |
| 661 (2913) | United Technologies Research Center | USA | |
| 661 (2913) | VA Salt Lake City Health Care System | USA | |
| 663 (2920) | California State University, Fullerton | USA | |
| 664 (2924) | City University of New York, John Jay College of Criminal Justice | USA | |
| 665 (2932) | St. Francis Xavier University | CAN | |
| 666 (2936) | California State University, Long Beach | USA | |
| 667 (2967) | University of Tulsa | USA | |
| 668 (2981) | NASA Marshall Space Flight Center | USA | |
| 669 (3014) | Cross Cancer Institute | CAN | |
| 670 (3024) | Arkansas Children's Hospital | USA | |
| 670 (3024) | Laurentian University | CAN | |
| 672 (3040) | Connecticut Children's Medical Center | USA | |
| 673 (3058) | University of Richmond | USA | |
| 674 (3065) | Sonoma State University | USA | |
| 675 (3069) | Claremont McKenna College | USA | |
| 676 (3080) | California State University, Northridge | USA | |
| 677 (3084) | Haverford College in Pennsylvania | USA | |
| 678 (3091) | Howard University | USA | |
| 678 (3091) | Los Angeles County-USC Medical Center | USA | |
| 680 (3095) | Raytheon Company | USA | |
| 681 (3104) | James Madison University | USA | |
| 682 (3118) | Duquesne University | USA | |
| 683 (3122) | Idaho State University | USA | |
| 683 (3122) | Nova Southeastern University, Estados Unidos | USA | |
| 685 (3145) | Suffolk University | USA | |
| 686 (3149) | The Catholic University of America | USA | |
| 686 (3149) | VA Long Beach Healthcare System | USA | |
| 688 (3160) | Williams College | USA | |
| 689 (3170) | University of Louisiana, Lafayette | USA | |
| 690 (3173) | Colgate University | USA | |
| 691 (3182) | Marshfield Clinic | USA | |
| 691 (3182) | Towson University | USA | |
| 691 (3182) | Western Washington University | USA | |
| 694 (3192) | Washington State University, Spokane Campus | USA | |
| 695 (3196) | Alberta Health Services | CAN | |
| 696 (3203) | University of Wisconsin, Eau Claire | USA | |
| 697 (3211) | Central Michigan University | USA | |
| 698 (3215) | University of Tennessee, Chattanooga | USA | |
| 699 (3221) | Montclair State University | USA | |
| 700 (3238) | Oberlin College | USA | |
| 700 (3238) | Western University of Health Sciences | USA | |
| 702 (3254) | The University of Winnipeg | CAN | |
| 703 (3259) | California State University, Sacramento | USA | |
| 703 (3259) | Ithaca College | USA | |
| 705 (3268) | Hofstra University | USA | |
| 706 (3273) | Idaho National Laboratory | USA | |
| 706 (3273) | United States Naval Academy | USA | |
| 708 (3281) | Reed College | USA | |
| 709 (3288) | Bryn Mawr College | USA | |
| 710 (3291) | Sam Houston State University | USA | |
| 711 (3305) | Bowdoin College | USA | |
| 712 (3309) | Indiana University-South Bend | USA | |
| 712 (3309) | NASA Johnson Space Center | USA | |
| 712 (3309) | Simmons College | USA | |
| 715 (3314) | City University of New York, Lehman College | USA | |
| 716 (3337) | University of Northern British Columbia | CAN | |
| 717 (3340) | Saint Mary's University | CAN | |
| 717 (3340) | University of the Pacific | USA | |
| 719 (3354) | Louisiana Tech University | USA | |
| 719 (3354) | Loyola University Maryland | USA | |
| 721 (3366) | Boeing Company, USA | USA | |
| 722 (3368) | Florida Agricultural & Mechanical University | USA | |
| 722 (3368) | Glenn Research Center | USA | |
| 724 (3383) | Bentley University | USA | |
| 724 (3383) | Morehouse School of Medicine | USA | |
| 724 (3383) | University of North Florida | USA | |
| 727 (3393) | Thomas Jefferson National Accelerator Facility | USA | |
| 728 (3401) | Communications Research Centre Canada | CAN | |
| 728 (3401) | Georgia Southern University | USA | |
| 728 (3401) | Wichita State University | USA | |
| 731 (3422) | California Polytechnic State University, San Luis Obispo | USA | |
| 732 (3429) | University of San Diego | USA | |
| 732 (3429) | University of St. Thomas | USA | |
| 734 (3436) | University of Hawaii, Hilo | USA | |
| 735 (3455) | Amherst College | USA | |
| 735 (3455) | Pace University | USA | |
| 737 (3461) | California State University, San Bernardino | USA | |
| 737 (3461) | College of Charleston | USA | |
| 737 (3461) | Dickinson College | USA | |
| 740 (3479) | Meharry Medical College | USA | |
| 741 (3487) | University of the Sciences in Philadelphia | USA | |
| 742 (3494) | Smith College | USA | |
| 743 (3500) | Appalachian State University | USA | |
| 744 (3507) | Midwestern University | USA | |
| 745 (3525) | Acadia University | CAN | |
| 745 (3525) | ExxonMobil | USA | |
| 747 (3536) | Pomona College | USA | |
| 748 (3543) | Bucknell University | USA | |
| 749 (3555) | Trinity University | USA | |
| 749 (3555) | US National Science Foundation | USA | |
| 751 (3579) | Youngstown State University | USA | |
| 752 (3586) | University of Texas, Pan American | USA | |
| 753 (3592) | Eastern Michigan University | USA | |
| 754 (3616) | University of Moncton | CAN | |
| 755 (3622) | South Dakota School of Mines and Technology | USA | |
| 756 (3628) | Milwaukee VA Medical Center | USA | |
| 756 (3628) | Mount Allison University | CAN | |
| 758 (3638) | Phoenix Children's Hospital | USA | |
| 759 (3659) | Seattle University | USA | |
| 760 (3698) | Ball State University | USA | |
| 760 (3698) | Washington State University, Vancouver | USA | |
| 762 (3706) | University of Wisconsin, Oshkosh | USA | |
| 763 (3707) | Long Island University | USA | |
| 764 (3749) | California Academy of Sciences | USA | |
| 765 (3761) | Western Kentucky University | USA | |
| 766 (3772) | Saint John's University | USA | |
| 767 (3782) | The College of New Jersey | USA | |
| 768 (3790) | University of Alaska, Anchorage | USA | |
| 769 (3794) | Gonzaga University | USA | |
| 769 (3794) | Indiana University of Pennsylvania | USA | |
| 769 (3794) | University of Northern Colorado | USA | |
| 769 (3794) | Western Carolina University | USA | |
| 773 (3815) | Carleton College | USA | |
| 774 (3822) | Middle Tennessee State University | USA | |
| 775 (3826) | Chevron Corporation | USA | |
| 776 (3833) | Arkansas State University | USA | |
| 777 (3839) | Eastern Kentucky University | USA | |
| 778 (3847) | Battelle Memorial Institute | USA | |
| 779 (3854) | Indiana State University | USA | |
| 779 (3854) | Saskatoon Health Region | CAN | |
| 781 (3866) | Humboldt State University | USA | |
| 782 (3870) | California State University, Fresno | USA | |
| 783 (3879) | Missouri State University | USA | |
| 784 (3885) | Winthrop-University Hospital | USA | |
| 785 (3904) | Fairfield University | USA | |
| 786 (3909) | Bard College | USA | |
| 787 (3914) | Southern Illinois University Edwardsville | USA | |
| 788 (3922) | Spectrum Health | USA | |
| 789 (3928) | University of West Florida | USA | |
| 790 (3941) | United States Fish and Wildlife Service | USA | |
| 790 (3941) | Vassar College | USA | |
| 792 (3954) | Mount Royal CollegeCA | CAN | |
| 792 (3954) | State University of West Georgia | USA | |
| 794 (3973) | Nipissing University | CAN | |
| 795 (3987) | Alliant International University | USA | |
| 795 (3987) | Marshall University | USA | |
| 795 (3987) | New York Botanical Garden | USA | |
| 798 (4024) | Rowan University | USA | |
| 799 (4039) | Central Connecticut State University | USA | |
| 800 (4043) | Adelphi University | USA | |
| 801 (4050) | University of Wisconsin, Whitewater | USA | |
| 802 (4061) | Morgan State University | USA | |
| 803 (4070) | Florida Gulf Coast University | USA | |
| 804 (4075) | Elon University | USA | |
| 805 (4115) | Tennessee Technological University | USA | |
| 806 (4117) | Drake University | USA | |
| 807 (4126) | Western Illinois University, Macomb | USA | |
| 808 (4131) | Maimonides Medical Center | USA | |
| 809 (4136) | Dow Chemical Company | USA | |
| 810 (4148) | Indiana University/Purdue University at Fort Wayne | USA | |
| 811 (4155) | Lafayette College | USA | |
| 812 (4173) | Seton Hall University | USA | |
| 813 (4187) | California State University, East Bay | USA | |
| 814 (4218) | Grand Valley State University | USA | |
| 815 (4229) | New York Institute of Technology | USA | |
| 815 (4229) | University of Houston, Clear Lake | USA | |
| 817 (4255) | Texas A&M University, Corpus Christi | USA | |
| 817 (4255) | Texas Woman's University | USA | |
| 819 (4264) | Missouri Botanical Garden | USA | |
| 819 (4264) | Prairie View A&M University | USA | |
| 819 (4264) | West Chester University of Pennsylvania | USA | |
| 822 (4283) | Aerospace Corporation | USA | |
| 823 (4292) | Valdosta State University | USA | |
| 824 (4318) | Northern Kentucky University | USA | |
| 825 (4338) | United States Military Academy at West Point | USA | |
| 826 (4356) | Tuskegee University | USA | |
| 827 (4362) | California State Polytechnic University, Pomona | USA | |
| 828 (4365) | Eastern Illinois University | USA | |
| 829 (4374) | Quinnipiac University | USA | |
| 830 (4379) | Butler University | USA | |
| 831 (4388) | Electric Power Research Institute | USA | |
| 831 (4388) | Macalester College | USA | |
| 833 (4400) | Hampton University | USA | |
| 834 (4433) | Widener University | USA | |
| 835 (4460) | California State University, Chico | USA | |
| 836 (4496) | Thompson Rivers University | CAN | |
| 837 (4504) | University of Northern Iowa | USA | |
| 838 (4516) | Agilent Technologies | USA | |
| 838 (4516) | ConocoPhillips Company | USA | |
| 840 (4529) | Norfolk State University | USA | |
| 841 (4572) | Embry-Riddle Aeronautical University | USA | |
| 842 (4584) | Bayer Corporation United States | USA | |
| 843 (4661) | University of Texas, Brownsville | USA | |
| 844 (4695) | Richard Stockton College of New Jersey | USA | |
| 845 (4698) | Tennessee State University | USA | |
| 846 (4707) | University of Central Arkansas | USA | |
| 847 (4716) | Manhattan College | USA | |
| 848 (4755) | Savannah River National Laboratory | USA | |
| 849 (4805) | URS Corporation | USA | |
| 850 (4819) | Purdue University Calumet | USA | |
| 851 (4872) | Atomic Energy of Canada Ltd. | CAN | |
| 852 (5122) | Baker Hughes | USA | |
| 853 (5132) | Halliburton Texas, Houston | USA | |
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