| 501 (2038) | University of the Sciences in Philadelphia | USA |  |
| 502 (2047) | Rotman Research Institute | CAN |  |
| 503 (2059) | Brock University | CAN | |
| 503 (2059) | Edward Hines VA Hospital | USA | |
| 503 (2059) | University of South Alabama | USA | |
| 506 (2066) | Cleveland State University | USA | |
| 507 (2070) | Durham VA Medical Center | USA | |
| 508 (2077) | Carolinas Healthcare System | USA | |
| 509 (2083) | Ann & Robert H. Lurie Children s Hospital | USA | |
| 509 (2083) | University of Arkansas, Little Rock | USA | |
| 511 (2089) | Rochester Institute of Technology | USA | |
| 512 (2098) | NASA Goddard Institute for Space Studies | USA |  |
| 513 (2103) | Boston Medical Center | USA | |
| 513 (2103) | Harvard Pilgrim Health Care | USA | |
| 515 (2107) | Rosalind Franklin University of Medicine and Science | USA | |
| 516 (2109) | Northern Illinois University | USA | |
| 517 (2112) | Nemours A Children's Health System | USA | |
| 518 (2118) | BJC HealthCare | USA | |
| 518 (2118) | University of Ontario Institute of Technology | CAN | |
| 520 (2130) | Natural Resources Canada | CAN | |
| 521 (2133) | Northern Arizona University | USA | |
| 521 (2133) | University of North Dakota | USA | |
| 523 (2143) | RAND Corp | USA |  |
| 524 (2148) | American Museum of Natural History | USA | |
| 524 (2148) | Joint Quantum Institute | USA | |
| 526 (2157) | University of Maine, Orono | USA | |
| 526 (2157) | University of Montana, Missoula | USA | |
| 528 (2162) | Kavli Institute for Particle Astrophysics and Cosmology | USA | |
| 529 (2167) | Bayer Corp, USA | USA |  |
| 530 (2170) | University of Memphis | USA | |
| 531 (2180) | University of Denver | USA | |
| 532 (2187) | Miami University of Ohio | USA | |
| 533 (2188) | Centre Hospitalier Universitaire Sainte-Justine | CAN | |
| 534 (2193) | Marquette University | USA | |
| 535 (2196) | Glenn Research Center | USA | |
| 536 (2230) | California Department of Public Health | USA | |
| 537 (2234) | Ecole de Technologie Superieure | CAN | |
| 538 (2242) | Bill and Melinda Gates Foundation | USA | |
| 539 (2248) | Southern Methodist University | USA | |
| 540 (2249) | Dow Chemical Company | USA | |
| 541 (2257) | Western University of Health Sciences | USA | |
| 542 (2263) | Health Canada | CAN | |
| 543 (2274) | Washington Hospital Center | USA | |
| 544 (2276) | Barnard College | USA | |
| 544 (2276) | Oakland University | USA | |
| 546 (2279) | Fermi National Accelerator Laboratory | USA | |
| 547 (2290) | New Mexico Institute of Mining and Technology | USA | |
| 548 (2294) | Rehabilitation Institute of Chicago | USA | |
| 549 (2299) | University of Regina | CAN | |
| 550 (2334) | Children's Mercy Hospital | USA | |
| 551 (2337) | Lakehead University | CAN | |
| 552 (2338) | Saint John's University | USA | |
| 553 (2350) | Wright State University | USA | |
| 554 (2357) | Miriam Hospital | USA | |
| 555 (2362) | NASA Johnson Space Center | USA | |
| 556 (2367) | Beaumont Health System | USA | |
| 557 (2374) | MetroHealth System | USA | |
| 557 (2374) | State University of New York, College of Environmental Science and Forestry | USA | |
| 559 (2390) | Mount Holyoke College | USA | |
| 560 (2402) | Arkansas State University | USA | |
| 561 (2416) | Bryn Mawr College | USA | |
| 562 (2424) | University of Alaska, Fairbanks | USA | |
| 563 (2431) | Detroit Medical Center | USA | |
| 564 (2432) | Howard University | USA | |
| 564 (2432) | University of Maryland, Center for Environmental Science | USA | |
| 566 (2436) | St. Luke's-Roosevelt Hospital Center | USA | |
| 567 (2446) | University of Tulsa | USA | |
| 568 (2452) | Women and Infants Hospital of Rhode Island | USA | |
| 569 (2456) | Kingston General Hospital | CAN | |
| 570 (2484) | Clark University | USA | |
| 571 (2490) | Delaware State University | USA | |
| 572 (2499) | Baylor University | USA | |
| 573 (2501) | South Dakota School of Mines and Technology | USA | |
| 574 (2505) | Duquesne University | USA | |
| 575 (2512) | Meharry Medical College | USA | |
| 576 (2519) | University of Massachusetts, Boston | USA | |
| 577 (2530) | University of Dayton | USA | |
| 577 (2530) | University of Moncton | CAN | |
| 579 (2536) | SETI Institute | USA | |
| 580 (2561) | University of New Orleans | USA | |
| 581 (2565) | Joint Institute for Laboratory Astrophysics | USA | |
| 581 (2565) | Wilfrid Laurier University | CAN | |
| 583 (2582) | Texas State University, San Marcos | USA | |
| 584 (2591) | Morehouse School of Medicine | USA | |
| 585 (2593) | Villanova University | USA | |
| 586 (2599) | Boise State University | USA | |
| 586 (2599) | Indiana University-South Bend | USA | |
| 588 (2609) | North Florida-South Georgia Veterans Health System | USA | |
| 589 (2622) | University of the Pacific | USA | |
| 590 (2658) | Walter Reed National Military Medical Center | USA | |
| 591 (2669) | Regenstrief Institute | USA | |
| 592 (2680) | MCPHS University | USA | |
| 593 (2681) | Northrop Grumman Corp | USA | |
| 594 (2691) | Bowling Green State University | USA | |
| 594 (2691) | Providence VA Medical Center | USA | |
| 596 (2697) | Hartford Hospital | USA | |
| 597 (2698) | Franklin & Marshall College | USA | |
| 598 (2700) | Monterey Bay Aquarium Research Institute | USA | |
| 599 (2707) | University of Colorado, Colorado Springs | USA | |
| 600 (2735) | Geisinger Medical System | USA | |
| 601 (2753) | Middlebury College | USA | |
| 602 (2755) | IWK Health Centre | CAN | |
| 603 (2765) | Educational Testing Service | USA | |
| 604 (2778) | University of Massachusetts, Dartmouth | USA | |
| 605 (2786) | Battelle Memorial Institute | USA | |
| 606 (2791) | Lockheed Martin Corp | USA | |
| 607 (2802) | Foothills Medical Centre | CAN | |
| 608 (2822) | BC Children's Hospital and Sunny Hill Health Centre for Children Vancouver | CAN | |
| 609 (2827) | ConocoPhillips Company | USA | |
| 610 (2846) | University of Prince Edward Island | CAN | |
| 611 (2874) | Rothman Institute | USA | |
| 612 (2885) | Illinois State University | USA | |
| 613 (2897) | Summa Health System | USA | |
| 614 (2900) | Royal Military College of Canada | CAN | |
| 615 (2903) | Wildlife Conservation Society USA | USA | |
| 616 (2911) | Desert Research Institute, Reno | USA | |
| 617 (2917) | Arkansas Children's Hospital | USA | |
| 618 (2922) | Haverford College in Pennsylvania | USA | |
| 619 (2929) | Planetary Science Institute | USA | |
| 620 (2932) | Midwestern University | USA | |
| 620 (2932) | University of Southern Mississippi | USA | |
| 622 (2957) | Rowan University | USA | |
| 623 (2962) | Wesleyan University, Middletown | USA | |
| 624 (2971) | Montreal School of Higher Commercial Studies | CAN | |
| 624 (2971) | University of South Florida-Saint Petersburg | USA | |
| 626 (2974) | Tuskegee University | USA | |
| 626 (2974) | United States Naval Academy | USA | |
| 628 (2979) | University of Alabama, Huntsville | USA | |
| 628 (2979) | Wellesley College | USA | |
| 630 (3004) | Universities Space Research Association | USA | |
| 631 (3007) | Space Science Institute | USA | |
| 631 (3007) | University of Nebraska, Omaha | USA | |
| 633 (3018) | Jackson State University | USA | |
| 634 (3051) | Alberta Children's Hospital | CAN | |
| 635 (3055) | Lamar University | USA | |
| 636 (3065) | Florida Agricultural & Mechanical University | USA | |
| 637 (3067) | Public Health Ontario | CAN | |
| 638 (3078) | Cambridge Health Alliance | USA | |
| 638 (3078) | Queen Elizabeth II Health Sciences Centre | CAN | |
| 640 (3080) | Jacobi Medical Center | USA | |
| 641 (3082) | International Food Policy Research Institute | USA | |
| 642 (3084) | East Tennessee State University | USA | |
| 643 (3087) | Baystate Health System | USA | |
| 644 (3094) | Nova Southeastern University, Estados Unidos | USA | |
| 645 (3109) | Fordham University | USA | |
| 645 (3109) | West Penn Allegheny Health System | USA | |
| 647 (3120) | Spectrum Health | USA | |
| 648 (3125) | University of New Haven | USA | |
| 649 (3134) | Southwest Research Institute | USA | |
| 650 (3142) | Aerospace Corp | USA | |
| 651 (3158) | Idaho National Laboratory | USA | |
| 652 (3168) | DePaul University | USA | |
| 653 (3172) | Eastern Michigan University | USA | |
| 654 (3193) | Santa Clara University | USA | |
| 655 (3201) | Alberta Health Services | CAN | |
| 656 (3209) | American University | USA | |
| 657 (3212) | Science System and Applications, Inc | USA | |
| 657 (3212) | The Catholic University of America | USA | |
| 659 (3215) | US National Science Foundation | USA | |
| 660 (3217) | TRIUMF - National Laboratory for Particle and Nuclear Physics | CAN | |
| 661 (3242) | Marshfield Clinic | USA | |
| 662 (3248) | Towson University | USA | |
| 663 (3256) | Los Angeles County-USC Medical Center | USA | |
| 664 (3264) | Phoenix Children's Hospital | USA | |
| 665 (3276) | Louisiana Tech University | USA | |
| 666 (3296) | Western Michigan University | USA | |
| 667 (3311) | Connecticut Children's Medical Center | USA | |
| 668 (3321) | Field Museum Natural History | USA | |
| 669 (3331) | Laurentian University | CAN | |
| 670 (3336) | Naval Postgraduate School | USA | |
| 671 (3347) | Infrared Processing and Analysis Center | USA | |
| 671 (3347) | Long Island University | USA | |
| 673 (3353) | Chapman University | USA | |
| 674 (3360) | Oak Ridge Institute for Science and Education | USA | |
| 674 (3360) | San Jose State University | USA | |
| 676 (3364) | Kennesaw State University | USA | |
| 677 (3379) | Florida Institute of Technology | USA | |
| 678 (3385) | University of Lethbridge | CAN | |
| 678 (3385) | Winthrop-University Hospital | USA | |
| 680 (3388) | University of San Diego | USA | |
| 680 (3388) | VA Nebraska-Western Iowa Health Care System | USA | |
| 682 (3395) | California State University, Fullerton | USA | |
| 682 (3395) | Vassar College | USA | |
| 684 (3414) | Trent University | CAN | |
| 685 (3420) | Weber State University | USA | |
| 686 (3425) | Wichita State University | USA | |
| 687 (3441) | University of Louisiana, Lafayette | USA | |
| 688 (3446) | Bowdoin College | USA | |
| 689 (3454) | Skidmore College | USA | |
| 690 (3461) | California Polytechnic State University, San Luis Obispo | USA | |
| 691 (3466) | University of North Florida | USA | |
| 692 (3471) | Georgia Southern University | USA | |
| 693 (3476) | National Radio Astronomy Observatory, Charlottesville | USA | |
| 694 (3480) | National Radio Astronomy Observatory, Socorro | USA | |
| 695 (3484) | University of Minnesota, Duluth | USA | |
| 696 (3499) | California State University, Long Beach | USA | |
| 697 (3500) | Fairleigh Dickinson University | USA | |
| 697 (3500) | Sonoma State University | USA | |
| 699 (3505) | Central Michigan University | USA | |
| 700 (3509) | Northern Ontario School of Medicine | CAN | |
| 701 (3530) | Idaho State University | USA | |
| 701 (3530) | University of Richmond | USA | |
| 703 (3551) | National Optical Astronomy Observatory | USA | |
| 704 (3564) | Texas Southern University | USA | |
| 705 (3572) | University of Illinois Hospital & Health Sciences System | USA | |
| 706 (3576) | Williams College | USA | |
| 707 (3597) | University of Hawaii, Hilo | USA | |
| 708 (3617) | Montclair State University | USA | |
| 709 (3620) | Hofstra University | USA | |
| 710 (3628) | International Monetary Fund | USA | |
| 710 (3628) | MITRE Corp, Bedford | USA | |
| 712 (3635) | The New School | USA | |
| 713 (3641) | Reed College | USA | |
| 714 (3649) | Bucknell University | USA | |
| 715 (3659) | Institut Universitaire de Geriatrie de Montreal | CAN | |
| 716 (3682) | Claremont Graduate University | USA | |
| 717 (3684) | University of San Francisco | USA | |
| 718 (3693) | Pace University | USA | |
| 719 (3700) | Naval Medical Center San Diego | USA | |
| 720 (3706) | Middle Tennessee State University | USA | |
| 721 (3715) | Mathematica Policy Research | USA | |
| 722 (3737) | St. Francis Xavier University | CAN | |
| 723 (3751) | California State University, Fresno | USA | |
| 723 (3751) | California State University, Northridge | USA | |
| 723 (3751) | University of Tennessee, Chattanooga | USA | |
| 726 (3755) | James Madison University | USA | |
| 727 (3762) | University of Texas, Pan American | USA | |
| 728 (3772) | Morgan State University | USA | |
| 729 (3786) | Pomona College | USA | |
| 730 (3796) | Sam Houston State University | USA | |
| 731 (3802) | California State University, Sacramento | USA | |
| 732 (3804) | Missouri State University | USA | |
| 733 (3808) | Loyola Marymount University | USA | |
| 734 (3821) | Washington State University, Spokane Campus | USA | |
| 735 (3827) | Saint Mary's University | CAN | |
| 736 (3838) | Trinity University | USA | |
| 737 (3842) | NASA Marshall Space Flight Center | USA | |
| 738 (3846) | Western Kentucky University | USA | |
| 739 (3852) | Athabasca University | CAN | |
| 739 (3852) | General Atomics | USA | |
| 741 (3863) | California State University, San Marcos | USA | |
| 741 (3863) | John Carroll University | USA | |
| 743 (3878) | Amherst College | USA | |
| 744 (3891) | Elon University | USA | |
| 745 (3894) | University of North Carolina, Wilmington | USA | |
| 746 (3897) | The University of Winnipeg | CAN | |
| 747 (3915) | Acadia University | CAN | |
| 747 (3915) | University of Alaska, Anchorage | USA | |
| 749 (3936) | Mount Allison University | CAN | |
| 750 (3950) | California State Polytechnic University, Pomona | USA | |
| 750 (3950) | Thomas Jefferson National Accelerator Facility | USA | |
| 752 (3953) | NASA Stennis Space Center | USA | |
| 753 (3961) | Bard College | USA | |
| 754 (3963) | Seton Hall University | USA | |
| 755 (3974) | Colby College | USA | |
| 756 (3985) | Youngstown State University | USA | |
| 757 (3988) | Electric Power Research Institute | USA | |
| 758 (3991) | Western Washington University | USA | |
| 759 (3997) | Seattle University | USA | |
| 760 (4005) | Bedford Institute of Oceanography | CAN | |
| 761 (4008) | Ithaca College | USA | |
| 762 (4023) | University of Northern Iowa | USA | |
| 763 (4040) | The University of Vermont Medical Center | USA | |
| 764 (4047) | Swarthmore College | USA | |
| 765 (4049) | Milwaukee VA Medical Center | USA | |
| 766 (4053) | Southern Illinois University Edwardsville | USA | |
| 767 (4067) | Appalachian State University | USA | |
| 768 (4070) | New York Institute of Technology | USA | |
| 769 (4081) | Loyola University Maryland | USA | |
| 770 (4084) | California State University, San Bernardino | USA | |
| 770 (4084) | Inter-American Development Bank | USA | |
| 772 (4090) | Defence Research and Development Canada | CAN | |
| 773 (4125) | United States Military Academy at West Point | USA | |
| 774 (4131) | The College of New Jersey | USA | |
| 775 (4146) | Ball State University | USA | |
| 776 (4172) | College of Charleston | USA | |
| 777 (4178) | Oberlin College | USA | |
| 778 (4182) | Bentley University | USA | |
| 778 (4182) | Tennessee Technological University | USA | |
| 780 (4207) | Claremont McKenna College | USA | |
| 780 (4207) | University of Northern British Columbia | CAN | |
| 782 (4222) | Colgate University | USA | |
| 782 (4222) | Marshall University | USA | |
| 784 (4244) | Princeton Plasma Physics Laboratory | USA | |
| 785 (4274) | Humboldt State University | USA | |
| 786 (4282) | Maimonides Medical Center | USA | |
| 787 (4284) | Washington State University, Vancouver | USA | |
| 788 (4311) | Suffolk University | USA | |
| 789 (4324) | University of Wisconsin, Eau Claire | USA | |
| 790 (4329) | Eastern Kentucky University | USA | |
| 791 (4342) | Southern Connecticut State University | USA | |
| 792 (4389) | Alliant International University | USA | |
| 793 (4393) | Mount Royal CollegeCA | CAN | |
| 794 (4400) | Savannah River National Laboratory | USA | |
| 794 (4400) | University of Wisconsin, Oshkosh | USA | |
| 796 (4425) | Texas Woman's University | USA | |
| 797 (4429) | Indiana State University | USA | |
| 798 (4449) | Western Illinois University, Macomb | USA | |
| 799 (4462) | Oklahoma State University, Oklahoma City | USA | |
| 800 (4463) | Indiana University/Purdue University at Fort Wayne | USA | |
| 801 (4466) | Adelphi University | USA | |
| 802 (4469) | Xavier University | USA | |
| 803 (4478) | Nipissing University | CAN | |
| 804 (4482) | University of Northern Colorado | USA | |
| 805 (4486) | University of St. Thomas | USA | |
| 806 (4494) | Eastern Illinois University | USA | |
| 807 (4498) | Grand Valley State University | USA | |
| 808 (4507) | A.T. Still University | USA | |
| 808 (4507) | Fairfield University | USA | |
| 808 (4507) | Simmons College | USA | |
| 811 (4522) | Texas A&M University, Corpus Christi | USA | |
| 812 (4528) | University of West Florida | USA | |
| 813 (4531) | University of Wisconsin, Whitewater | USA | |
| 814 (4559) | Smith College | USA | |
| 815 (4581) | University of Wisconsin, LaCrosse | USA | |
| 816 (4585) | West Chester University of Pennsylvania | USA | |
| 817 (4591) | United States Fish and Wildlife Service | USA | |
| 817 (4591) | Western Carolina University | USA | |
| 819 (4605) | Lafayette College | USA | |
| 820 (4619) | California State University, East Bay | USA | |
| 821 (4633) | California Academy of Sciences | USA | |
| 822 (4635) | Florida Gulf Coast University | USA | |
| 823 (4650) | Christopher Newport University | USA | |
| 824 (4654) | Indiana University of Pennsylvania | USA | |
| 825 (4699) | Hampton University | USA | |
| 826 (4702) | Purdue University Calumet | USA | |
| 827 (4744) | Thompson Rivers University | CAN | |
| 828 (4761) | Valdosta State University | USA | |
| 829 (4764) | Northern Kentucky University | USA | |
| 830 (4775) | Macalester College | USA | |
| 831 (4799) | Manhattan College | USA | |
| 832 (4808) | University of Central Arkansas | USA | |
| 833 (4813) | Quinnipiac University | USA | |
| 834 (4817) | Murray State University | USA | |
| 835 (4837) | University of Houston, Clear Lake | USA | |
| 836 (4849) | Embry-Riddle Aeronautical University | USA | |
| 837 (4886) | Tennessee State University | USA | |
| 838 (4894) | Missouri Botanical Garden | USA | |
| 839 (4899) | Coastal Carolina University | USA | |
| 840 (4902) | California State University, Chico | USA | |
| 841 (4911) | Widener University | USA | |
| 842 (4926) | Walden University | USA | |
| 843 (4931) | State University of West Georgia | USA | |
| 844 (5026) | Central Connecticut State University | USA | |
| 845 (5028) | AECOM | USA | |
| 846 (5042) | Norfolk State University | USA | |
| 847 (5050) | Troy University | USA | |
| 848 (5192) | Nuclear Regulatory Commission | USA | |
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