| 501 (2921) | Missouri State University | USA |  |
| 502 (2941) | West Penn Allegheny Health System | USA |  |
| 503 (2956) | Illinois State University | USA | |
| 503 (2956) | Marshfield Clinic | USA | |
| 505 (2977) | Lockheed Martin Corp | USA |  |
| 505 (2977) | New Mexico Institute of Mining and Technology | USA | |
| 507 (2981) | Joint Quantum Institute | USA |  |
| 508 (2989) | University of North Carolina, Greensboro | USA | |
| 509 (2995) | University of Hawaii, Hilo | USA | |
| 510 (2999) | NASA Langley Research Center | USA | |
| 511 (3055) | University of New Orleans | USA | |
| 512 (3067) | University of Northern Iowa | USA | |
| 513 (3076) | Northern Arizona University | USA | |
| 514 (3079) | Monterey Bay Aquarium Research Institute | USA |  |
| 515 (3088) | University of Massachusetts, Dartmouth | USA | |
| 516 (3094) | Bowling Green State University | USA | |
| 517 (3109) | Hartford Hospital | USA | |
| 518 (3112) | Joint Institute for Laboratory Astrophysics | USA | |
| 519 (3118) | Connecticut Children's Medical Center | USA | |
| 519 (3118) | Seton Hall University | USA | |
| 521 (3127) | Middle Tennessee State University | USA | |
| 521 (3127) | Southern Methodist University | USA | |
| 523 (3138) | Savannah River National Laboratory | USA | |
| 523 (3138) | University of Montana, Missoula | USA | |
| 525 (3149) | Educational Testing Service | USA | |
| 525 (3149) | The University of Vermont Medical Center | USA | |
| 527 (3156) | Los Angeles County-USC Medical Center | USA | |
| 528 (3175) | Intermountain Healthcare | USA | |
| 528 (3175) | Yale New Haven Health System | USA | |
| 530 (3183) | Bowdoin College | USA | |
| 530 (3183) | Reed College | USA | |
| 530 (3183) | US National Science Foundation | USA | |
| 533 (3193) | Glenn Research Center | USA | |
| 534 (3200) | Florida Atlantic University | USA | |
| 535 (3204) | Hofstra University | USA | |
| 536 (3205) | MITRE Corp, Bedford | USA | |
| 537 (3228) | Woods Hole Oceanographic Institution | USA | |
| 538 (3245) | John Carroll University | USA | |
| 538 (3245) | Lamar University | USA | |
| 540 (3250) | Delaware State University | USA | |
| 541 (3263) | Elon University | USA | |
| 541 (3263) | Trinity University | USA | |
| 543 (3278) | California State Polytechnic University, Pomona | USA | |
| 544 (3288) | Old Dominion University | USA | |
| 544 (3288) | University of Maryland, Center for Environmental Science | USA | |
| 546 (3307) | University of Alabama, Huntsville | USA | |
| 547 (3312) | Williams College | USA | |
| 548 (3316) | Ithaca College | USA | |
| 549 (3325) | Towson University | USA | |
| 550 (3331) | Skidmore College | USA | |
| 551 (3347) | Louisiana Tech University | USA | |
| 552 (3353) | California State University, Fresno | USA | |
| 552 (3353) | Central Michigan University | USA | |
| 552 (3353) | University of Richmond | USA | |
| 555 (3358) | The Catholic University of America | USA | |
| 556 (3365) | Western Kentucky University | USA | |
| 557 (3379) | Bucknell University | USA | |
| 558 (3386) | Phoenix Children's Hospital | USA | |
| 559 (3417) | University of North Florida | USA | |
| 560 (3430) | Miami University of Ohio | USA | |
| 561 (3442) | Miriam Hospital | USA | |
| 562 (3462) | United States Military Academy at West Point | USA | |
| 563 (3476) | University of Louisiana, Lafayette | USA | |
| 564 (3504) | University of Denver | USA | |
| 565 (3511) | Bard College | USA | |
| 566 (3515) | University of Minnesota, Duluth | USA | |
| 567 (3528) | Amherst College | USA | |
| 567 (3528) | VA Nebraska-Western Iowa Health Care System | USA | |
| 569 (3538) | Montclair State University | USA | |
| 570 (3547) | California Polytechnic State University, San Luis Obispo | USA | |
| 571 (3552) | Institute for Advanced Study | USA | |
| 572 (3578) | Idaho State University | USA | |
| 572 (3578) | New York Institute of Technology | USA | |
| 574 (3588) | California State University, Sacramento | USA | |
| 575 (3607) | Cambridge Health Alliance | USA | |
| 575 (3607) | Planetary Science Institute | USA | |
| 575 (3607) | Wichita State University | USA | |
| 578 (3614) | University of Tulsa | USA | |
| 578 (3614) | Wellesley College | USA | |
| 580 (3620) | Providence VA Medical Center | USA | |
| 580 (3620) | Smithsonian Institution | USA | |
| 580 (3620) | University of New Hampshire | USA | |
| 583 (3642) | Santa Clara University | USA | |
| 584 (3652) | Naval Postgraduate School | USA | |
| 585 (3655) | Eastern Illinois University | USA | |
| 585 (3655) | Naval Medical Center San Diego | USA | |
| 587 (3660) | United States Geological Survey | USA | |
| 588 (3670) | University of Nebraska, Omaha | USA | |
| 588 (3670) | Wesleyan University, Middletown | USA | |
| 590 (3678) | Texas Woman's University | USA | |
| 591 (3685) | University of Texas, Pan American | USA | |
| 592 (3694) | California State University, San Bernardino | USA | |
| 592 (3694) | National Oceanic and Atmospheric Administration | USA | |
| 594 (3707) | California State University, Fullerton | USA | |
| 594 (3707) | NASA Johnson Space Center | USA | |
| 594 (3707) | University of Illinois Hospital & Health Sciences System | USA | |
| 597 (3722) | Southwest Research Institute | USA | |
| 598 (3741) | Barnard College | USA | |
| 599 (3757) | Kennesaw State University | USA | |
| 600 (3771) | Villanova University | USA | |
| 601 (3794) | Georgia Southern University | USA | |
| 602 (3806) | California State University, San Marcos | USA | |
| 603 (3811) | Baylor University | USA | |
| 603 (3811) | Clark University | USA | |
| 603 (3811) | University of South Florida-Saint Petersburg | USA | |
| 606 (3828) | Southern Illinois University Edwardsville | USA | |
| 607 (3833) | Milwaukee VA Medical Center | USA | |
| 607 (3833) | NASA Goddard Institute for Space Studies | USA | |
| 609 (3841) | Western Michigan University | USA | |
| 610 (3847) | Oak Ridge Institute for Science and Education | USA | |
| 611 (3863) | Sonoma State University | USA | |
| 611 (3863) | University of Massachusetts, Boston | USA | |
| 613 (3874) | University of Tennessee, Chattanooga | USA | |
| 614 (3888) | NASA Stennis Space Center | USA | |
| 615 (3906) | Desert Research Institute, Reno | USA | |
| 615 (3906) | Florida Institute of Technology | USA | |
| 617 (3926) | Maimonides Medical Center | USA | |
| 617 (3926) | Washington State University, Spokane Campus | USA | |
| 619 (3946) | Seattle University | USA | |
| 620 (3962) | General Atomics | USA | |
| 621 (3975) | Marshall University | USA | |
| 622 (3996) | Rothman Institute | USA | |
| 623 (4010) | Loyola University Maryland | USA | |
| 623 (4010) | Sam Houston State University | USA | |
| 625 (4017) | Xavier University | USA | |
| 626 (4022) | San Jose State University | USA | |
| 627 (4060) | University of Alaska, Anchorage | USA | |
| 628 (4077) | Southern Connecticut State University | USA | |
| 629 (4094) | California State University, Long Beach | USA | |
| 629 (4094) | Tennessee Technological University | USA | |
| 629 (4094) | The College of New Jersey | USA | |
| 629 (4094) | Youngstown State University | USA | |
| 633 (4107) | Claremont Graduate University | USA | |
| 633 (4107) | Eastern Kentucky University | USA | |
| 633 (4107) | Pomona College | USA | |
| 633 (4107) | Western Illinois University, Macomb | USA | |
| 637 (4117) | Alliant International University | USA | |
| 638 (4126) | AECOM | USA | |
| 638 (4126) | University of Alaska, Fairbanks | USA | |
| 640 (4144) | Christopher Newport University | USA | |
| 641 (4175) | California State University, Northridge | USA | |
| 641 (4175) | Science System and Applications, Inc | USA | |
| 643 (4231) | James Madison University | USA | |
| 644 (4243) | Purdue University Calumet | USA | |
| 645 (4252) | Adelphi University | USA | |
| 646 (4264) | Field Museum Natural History | USA | |
| 647 (4273) | West Chester University of Pennsylvania | USA | |
| 648 (4289) | Valdosta State University | USA | |
| 649 (4305) | University of Central Arkansas | USA | |
| 650 (4312) | DePaul University | USA | |
| 650 (4312) | Indiana State University | USA | |
| 650 (4312) | Regenstrief Institute | USA | |
| 650 (4312) | Washington State University, Vancouver | USA | |
| 654 (4324) | Western Washington University | USA | |
| 655 (4348) | University of Wisconsin, Whitewater | USA | |
| 656 (4361) | Ball State University | USA | |
| 657 (4367) | Texas A&M University, Corpus Christi | USA | |
| 658 (4375) | University of Wisconsin, Oshkosh | USA | |
| 659 (4393) | University of Wisconsin, LaCrosse | USA | |
| 660 (4402) | University of Northern Colorado | USA | |
| 661 (4407) | Thomas Jefferson National Accelerator Facility | USA | |
| 661 (4407) | University of Wisconsin, Eau Claire | USA | |
| 663 (4424) | University of West Florida | USA | |
| 664 (4430) | University of San Francisco | USA | |
| 665 (4437) | Bentley University | USA | |
| 666 (4470) | Chapman University | USA | |
| 667 (4478) | Princeton Plasma Physics Laboratory | USA | |
| 668 (4491) | American Museum of Natural History | USA | |
| 669 (4500) | NASA Goddard Space Flight Center | USA | |
| 670 (4505) | Pace University | USA | |
| 671 (4513) | Appalachian State University | USA | |
| 671 (4513) | National Bureau of Economic Research | USA | |
| 673 (4523) | Humboldt State University | USA | |
| 674 (4554) | Loyola Marymount University | USA | |
| 675 (4576) | University of North Carolina, Wilmington | USA | |
| 676 (4581) | The New School | USA | |
| 677 (4591) | Electric Power Research Institute | USA | |
| 677 (4591) | Grand Valley State University | USA | |
| 679 (4599) | Lafayette College | USA | |
| 680 (4611) | World Bank United States | USA | |
| 681 (4616) | Indiana University/Purdue University at Fort Wayne | USA | |
| 682 (4620) | Hampton University | USA | |
| 683 (4630) | Weber State University | USA | |
| 683 (4630) | Western Carolina University | USA | |
| 685 (4640) | Fermi National Accelerator Laboratory | USA | |
| 686 (4648) | American University | USA | |
| 686 (4648) | Oklahoma State University, Oklahoma City | USA | |
| 688 (4666) | Tennessee State University | USA | |
| 688 (4666) | Troy University | USA | |
| 690 (4678) | Claremont McKenna College | USA | |
| 690 (4678) | Fordham University | USA | |
| 692 (4684) | RAND Corp | USA | |
| 693 (4693) | United States Fish and Wildlife Service | USA | |
| 694 (4698) | Colby College | USA | |
| 694 (4698) | Murray State University | USA | |
| 696 (4721) | NASA Marshall Space Flight Center | USA | |
| 697 (4726) | Coastal Carolina University | USA | |
| 697 (4726) | Fairfield University | USA | |
| 697 (4726) | Harvard Pilgrim Health Care | USA | |
| 697 (4726) | Wildlife Conservation Society USA | USA | |
| 701 (4751) | SETI Institute | USA | |
| 702 (4765) | Macalester College | USA | |
| 703 (4780) | Widener University | USA | |
| 704 (4799) | A.T. Still University | USA | |
| 704 (4799) | Oberlin College | USA | |
| 704 (4799) | Simmons College | USA | |
| 707 (4827) | Universities Space Research Association | USA | |
| 708 (4830) | California State University, East Bay | USA | |
| 708 (4830) | Colgate University | USA | |
| 708 (4830) | College of Charleston | USA | |
| 708 (4830) | Florida Gulf Coast University | USA | |
| 708 (4830) | Indiana University of Pennsylvania | USA | |
| 708 (4830) | Northern Kentucky University | USA | |
| 708 (4830) | Quinnipiac University | USA | |
| 708 (4830) | Swarthmore College | USA | |
| 716 (4856) | Norfolk State University | USA | |
| 716 (4856) | Space Science Institute | USA | |
| 716 (4856) | University of St. Thomas | USA | |
| 719 (4902) | Space Telescope Science Institute | USA | |
| 720 (4922) | International Food Policy Research Institute | USA | |
| 720 (4922) | Manhattan College | USA | |
| 722 (4960) | Missouri Botanical Garden | USA | |
| 723 (4991) | National Center for Atmospheric Research | USA | |
| 724 (4992) | National Optical Astronomy Observatory | USA | |
| 725 (5023) | Embry-Riddle Aeronautical University | USA | |
| 726 (5053) | California Academy of Sciences | USA | |
| 726 (5053) | California State University, Chico | USA | |
| 726 (5053) | Central Connecticut State University | USA | |
| 726 (5053) | Infrared Processing and Analysis Center | USA | |
| 726 (5053) | Inter-American Development Bank | USA | |
| 726 (5053) | International Monetary Fund | USA | |
| 726 (5053) | Kavli Institute for Particle Astrophysics and Cosmology | USA | |
| 726 (5053) | Mathematica Policy Research | USA | |
| 726 (5053) | National Radio Astronomy Observatory, Charlottesville | USA | |
| 726 (5053) | National Radio Astronomy Observatory, Socorro | USA | |
| 726 (5053) | Nuclear Regulatory Commission | USA | |
| 726 (5053) | Smith College | USA | |
| 726 (5053) | State University of West Georgia | USA | |
| 726 (5053) | Suffolk University | USA | |
| 726 (5053) | University of Houston, Clear Lake | USA | |
| 726 (5053) | Walden University | USA | |
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