| 501 (2311) | University of South Florida-Saint Petersburg | USA |  |
| 502 (2312) | Battelle Memorial Institute | USA |  |
| 503 (2317) | Western University of Health Sciences | USA |  |
| 504 (2320) | Children's Hospital Colorado | USA |  |
| 505 (2327) | Northern Arizona University | USA |  |
| 506 (2331) | Miami University of Ohio | USA |  |
| 507 (2333) | Clark University | USA |  |
| 508 (2351) | Miami Children's Hospital | USA |  |
| 509 (2353) | Express Scripts Holding Company | USA |  |
| 510 (2356) | Baystate Health System | USA |  |
| 511 (2363) | Dow Chemical Company | USA |  |
| 511 (2363) | San Jose State University | USA |  |
| 513 (2380) | BJC HealthCare | USA |  |
| 514 (2386) | Bowling Green State University | USA |  |
| 515 (2418) | Marquette University | USA |  |
| 516 (2421) | Florida Institute of Technology | USA |  |
| 517 (2423) | University of South Alabama | USA |  |
| 518 (2426) | University of Denver | USA |  |
| 519 (2432) | Rothman Institute | USA |  |
| 520 (2454) | College of the Holy Cross | USA |  |
| 521 (2460) | Middlebury College | USA |  |
| 522 (2463) | University of Texas, El Paso | USA |  |
| 523 (2484) | University of North Dakota | USA |  |
| 524 (2494) | DePaul University | USA |  |
| 525 (2514) | Chevron Corporation | USA |  |
| 526 (2542) | Monterey Bay Aquarium Research Institute | USA |  |
| 526 (2542) | University of Missouri, Saint Louis | USA |  |
| 528 (2550) | Eastern Michigan University | USA |  |
| 528 (2550) | Florida Agricultural & Mechanical University | USA |  |
| 528 (2550) | Northrop Grumman Corporation | USA |  |
| 531 (2556) | State University of New York, College of Environmental Science and Forestry | USA |  |
| 532 (2570) | Indiana University-South Bend | USA |  |
| 533 (2576) | Marshfield Clinic | USA |  |
| 534 (2599) | University of Illinois Hospital & Health Sciences System | USA |  |
| 535 (2603) | Joint Institute for Laboratory Astrophysics | USA |  |
| 535 (2603) | United Technologies Research Center | USA |  |
| 537 (2621) | Rochester Institute of Technology | USA |  |
| 538 (2653) | East Tennessee State University | USA |  |
| 538 (2653) | Planetary Science Institute | USA |  |
| 540 (2659) | South Dakota School of Mines and Technology | USA |  |
| 541 (2664) | Boeing Company, USA | USA |  |
| 541 (2664) | Swarthmore College | USA |  |
| 543 (2667) | Oak Ridge Institute for Science and Education | USA |  |
| 544 (2675) | University of St. Thomas | USA |  |
| 545 (2695) | Arkansas State University | USA |  |
| 546 (2704) | Claremont Graduate University | USA |  |
| 547 (2717) | South Dakota State University | USA |  |
| 548 (2730) | Space Science Institute | USA |  |
| 549 (2738) | Children's Mercy Hospital | USA |  |
| 550 (2745) | Meharry Medical College | USA |  |
| 551 (2752) | Wildlife Conservation Society USA | USA |  |
| 552 (2755) | Howard University | USA |  |
| 553 (2759) | Villanova University | USA |  |
| 554 (2765) | International Monetary Fund | USA |  |
| 555 (2771) | ExxonMobil | USA |  |
| 556 (2775) | Science System and Applications, Inc | USA |  |
| 557 (2793) | Primary Children's Medical Center | USA |  |
| 558 (2807) | National Radio Astronomy Observatory, Charlottesville | USA |  |
| 559 (2816) | Rehabilitation Institute of Chicago | USA |  |
| 560 (2834) | Arkansas Children's Hospital | USA |  |
| 561 (2845) | Baker Hughes | USA |  |
| 562 (2848) | Federal Reserve System | USA |  |
| 563 (2857) | American University | USA |  |
| 564 (2871) | Illinois State University | USA |  |
| 565 (2875) | Infrared Processing and Analysis Center | USA |  |
| 566 (2884) | Cleveland State University | USA |  |
| 567 (2888) | Loyola Marymount University | USA |  |
| 568 (2893) | University of San Francisco | USA |  |
| 569 (2919) | Mount Holyoke College | USA |  |
| 570 (2925) | City University of New York, Queens College | USA |  |
| 571 (2927) | Fordham University | USA |  |
| 572 (2941) | Barnard College | USA |  |
| 573 (2951) | Hofstra University | USA |  |
| 574 (2955) | University of Tulsa | USA |  |
| 575 (2966) | National Optical Astronomy Observatory | USA |  |
| 575 (2966) | University of Tennessee, Chattanooga | USA |  |
| 577 (2973) | Children's Medical Center Dallas | USA |  |
| 578 (2984) | Universities Space Research Association | USA |  |
| 579 (2987) | Oberlin College | USA |  |
| 580 (3033) | VA Long Beach Healthcare System | USA |  |
| 581 (3035) | Thomas Jefferson National Accelerator Facility | USA |  |
| 582 (3039) | Desert Research Institute, Reno | USA |  |
| 583 (3052) | Milwaukee VA Medical Center | USA |  |
| 584 (3075) | University of Alabama, Huntsville | USA |  |
| 585 (3079) | Southwest Research Institute | USA |  |
| 586 (3091) | Nova Southeastern University, Estados Unidos | USA |  |
| 587 (3107) | University of Wisconsin, Eau Claire | USA |  |
| 588 (3122) | University of Colorado, Colorado Springs | USA |  |
| 589 (3124) | A.T. Still University | USA |  |
| 590 (3128) | Morehouse School of Medicine | USA |  |
| 590 (3128) | Western Michigan University | USA |  |
| 592 (3146) | Hartford Hospital | USA |  |
| 593 (3154) | California Polytechnic State University, San Luis Obispo | USA |  |
| 593 (3154) | Central Michigan University | USA |  |
| 593 (3154) | Lamar University | USA |  |
| 596 (3160) | Delaware State University | USA |  |
| 597 (3170) | Field Museum Natural History | USA |  |
| 598 (3175) | Gonzaga University | USA |  |
| 599 (3183) | University of Louisiana, Lafayette | USA |  |
| 600 (3185) | Texas Christian University | USA |  |
| 601 (3189) | Williams College | USA |  |
| 602 (3198) | Montclair State University | USA |  |
| 603 (3209) | Midwestern University | USA |  |
| 604 (3223) | Wellesley College | USA |  |
| 605 (3229) | Phoenix Children's Hospital | USA |  |
| 606 (3234) | Kennesaw State University | USA |  |
| 607 (3242) | General Atomics | USA |  |
| 608 (3250) | Naval Postgraduate School | USA |  |
| 609 (3252) | Duquesne University | USA |  |
| 610 (3257) | Texas State University, San Marcos | USA |  |
| 610 (3257) | Washington State University, Spokane Campus | USA |  |
| 612 (3265) | Youngstown State University | USA |  |
| 613 (3267) | Marshall University | USA |  |
| 614 (3270) | City University of New York, Lehman College | USA |  |
| 615 (3281) | Missouri State University | USA |  |
| 616 (3284) | California State University, Los Angeles | USA |  |
| 617 (3290) | University of Massachusetts, Dartmouth | USA |  |
| 618 (3292) | Pace University | USA |  |
| 619 (3304) | California State University, Fullerton | USA |  |
| 620 (3307) | Southern Illinois University Edwardsville | USA |  |
| 621 (3316) | Adelphi University | USA |  |
| 622 (3321) | Xavier University | USA |  |
| 623 (3324) | Northern Kentucky University | USA |  |
| 624 (3335) | James Madison University | USA |  |
| 625 (3341) | ConocoPhillips Company | USA |  |
| 625 (3341) | The Catholic University of America | USA |  |
| 627 (3351) | Princeton Plasma Physics Laboratory | USA |  |
| 628 (3358) | California State Polytechnic University, Pomona | USA |  |
| 629 (3360) | College of Charleston | USA |  |
| 630 (3367) | NASA Johnson Space Center | USA |  |
| 630 (3367) | Trinity University | USA |  |
| 632 (3382) | Western Washington University | USA |  |
| 633 (3396) | University of Alaska, Anchorage | USA |  |
| 634 (3412) | Long Island University | USA |  |
| 635 (3417) | University of North Carolina, Wilmington | USA |  |
| 636 (3419) | Towson University | USA |  |
| 637 (3437) | Western Kentucky University | USA |  |
| 638 (3475) | Jackson State University | USA |  |
| 639 (3480) | California State University, San Marcos | USA |  |
| 640 (3485) | California State University, Long Beach | USA |  |
| 640 (3485) | Franklin & Marshall College | USA |  |
| 640 (3485) | MetroHealth System | USA |  |
| 643 (3494) | Prairie View A&M University | USA |  |
| 644 (3501) | Chapman University | USA |  |
| 645 (3503) | Louisiana Tech University | USA |  |
| 645 (3503) | The New School | USA |  |
| 647 (3506) | University of the Pacific | USA |  |
| 648 (3514) | Colgate University | USA |  |
| 648 (3514) | United States Naval Academy | USA |  |
| 650 (3539) | Loyola University Maryland | USA |  |
| 651 (3546) | California State University, Northridge | USA |  |
| 651 (3546) | University of Wisconsin, Oshkosh | USA |  |
| 653 (3552) | Halliburton Texas, Houston | USA |  |
| 654 (3556) | Smith College | USA |  |
| 654 (3556) | Walter Reed National Military Medical Center | USA |  |
| 656 (3561) | Connecticut Children's Medical Center | USA |  |
| 657 (3565) | Utah Valley University | USA |  |
| 658 (3575) | University of San Diego | USA |  |
| 659 (3614) | Electric Power Research Institute | USA |  |
| 659 (3614) | Idaho State University | USA |  |
| 661 (3634) | University of Hawaii, Hilo | USA |  |
| 662 (3639) | Bentley University | USA |  |
| 663 (3646) | Morgan State University | USA |  |
| 664 (3650) | MITRE Corporation, McLean | USA |  |
| 665 (3663) | United States Military Academy at West Point | USA |  |
| 666 (3666) | City University of New York, John Jay College of Criminal Justice | USA |  |
| 667 (3670) | Drake University | USA |  |
| 668 (3679) | Glenn Research Center | USA |  |
| 669 (3681) | US National Science Foundation | USA |  |
| 670 (3697) | Sonoma State University | USA |  |
| 671 (3708) | University of North Florida | USA |  |
| 672 (3720) | NASA Marshall Space Flight Center | USA |  |
| 673 (3735) | Florida Gulf Coast University | USA |  |
| 674 (3743) | Norfolk State University | USA |  |
| 675 (3745) | Wichita State University | USA |  |
| 676 (3754) | Aerospace Corporation | USA |  |
| 676 (3754) | California State University, San Bernardino | USA |  |
| 678 (3761) | Harvey Mudd College | USA |  |
| 679 (3768) | Haverford College in Pennsylvania | USA |  |
| 680 (3772) | Humboldt State University | USA |  |
| 681 (3776) | University of Richmond | USA |  |
| 682 (3791) | University of Texas, Pan American | USA |  |
| 683 (3799) | Appalachian State University | USA |  |
| 684 (3801) | Western Carolina University | USA |  |
| 685 (3806) | Bowdoin College | USA |  |
| 686 (3809) | Indiana State University | USA |  |
| 687 (3833) | Western Illinois University, Macomb | USA |  |
| 688 (3856) | Winthrop-University Hospital | USA |  |
| 689 (3866) | Bryn Mawr College | USA |  |
| 690 (3881) | NASA Stennis Space Center | USA |  |
| 691 (3885) | Washington State University, Vancouver | USA |  |
| 692 (3889) | Suffolk University | USA |  |
| 693 (3894) | Southern University, Baton Rouge | USA |  |
| 694 (3903) | Claremont McKenna College | USA |  |
| 695 (3919) | California State University, Sacramento | USA |  |
| 696 (3930) | Lafayette College | USA |  |
| 697 (3935) | Macalester College | USA |  |
| 698 (3960) | West Chester University of Pennsylvania | USA |  |
| 699 (3962) | University of Central Arkansas | USA |  |
| 700 (3970) | Amherst College | USA |  |
| 701 (3982) | University of the Sciences in Philadelphia | USA |  |
| 702 (4001) | Sam Houston State University | USA |  |
| 703 (4004) | California State University, Chico | USA |  |
| 704 (4005) | Maimonides Medical Center | USA |  |
| 705 (4008) | Ball State University | USA |  |
| 705 (4008) | Pomona College | USA |  |
| 707 (4014) | Bucknell University | USA |  |
| 708 (4036) | Seattle University | USA |  |
| 709 (4039) | Georgia Southern University | USA |  |
| 710 (4045) | Rowan University | USA |  |
| 711 (4061) | California State University, Fresno | USA |  |
| 712 (4066) | The College of New Jersey | USA |  |
| 713 (4105) | Science Applications International Corporation | USA |  |
| 714 (4143) | California Academy of Sciences | USA |  |
| 715 (4147) | Middle Tennessee State University | USA |  |
| 716 (4162) | Vassar College | USA |  |
| 717 (4210) | Bard College | USA |  |
| 718 (4232) | California State University, East Bay | USA |  |
| 718 (4232) | Tennessee Technological University | USA |  |
| 720 (4237) | Grand Valley State University | USA |  |
| 721 (4243) | Saint John's University | USA |  |
| 722 (4249) | Fairfield University | USA |  |
| 723 (4265) | Manhattan College | USA |  |
| 724 (4267) | Central Connecticut State University | USA |  |
| 725 (4296) | Eastern Kentucky University | USA |  |
| 725 (4296) | University of West Florida | USA |  |
| 727 (4312) | Fairleigh Dickinson University | USA |  |
| 727 (4312) | State University of West Georgia | USA |  |
| 729 (4362) | United States Fish and Wildlife Service | USA |  |
| 730 (4366) | Oklahoma State University, Oklahoma City | USA |  |
| 731 (4371) | University of Northern Colorado | USA |  |
| 732 (4397) | University of Houston, Clear Lake | USA |  |
| 733 (4401) | Seton Hall University | USA |  |
| 734 (4407) | University of Wisconsin, Whitewater | USA |  |
| 735 (4413) | Alliant International University | USA |  |
| 736 (4443) | Embry-Riddle Aeronautical University | USA |  |
| 737 (4452) | Indiana University/Purdue University at Fort Wayne | USA |  |
| 738 (4470) | Indiana University of Pennsylvania | USA |  |
| 739 (4474) | New York Institute of Technology | USA |  |
| 740 (4480) | Savannah River National Laboratory | USA |  |
| 741 (4509) | Eastern Illinois University | USA |  |
| 742 (4520) | Coastal Carolina University | USA |  |
| 743 (4533) | Texas Woman's University | USA |  |
| 744 (4545) | Quinnipiac University | USA |  |
| 745 (4587) | Tuskegee University | USA |  |
| 746 (4597) | Texas A&M University, Corpus Christi | USA |  |
| 747 (4604) | Elon University | USA |  |
| 748 (4611) | Hampton University | USA |  |
| 749 (4614) | University of Northern Iowa | USA |  |
| 750 (4652) | Rose-Hulman Institute of Technology | USA |  |
| 751 (4678) | Widener University | USA |  |
| 752 (4697) | Valdosta State University | USA |  |
| 753 (4723) | Missouri Botanical Garden | USA |  |
| 754 (4778) | University of Texas, Brownsville | USA |  |
| 755 (4807) | Tennessee State University | USA |  |
| 756 (4826) | Richard Stockton College of New Jersey | USA |  |
| 757 (4868) | Purdue University Calumet | USA |  |
| 758 (4916) | Southern Polytechnic State University | USA |  |
| 759 (4960) | URS Corporation | USA |  |
| 760 (5007) | Eastern Washington University | USA |  |
| 761 (5123) | AECOM | USA |  |
| 762 (5125) | Nuclear Regulatory Commission | USA |  |
|