Author
National Science Foundation (U.S.)
23
National Science Foundation (U.S.). Division of Science Resources Studies
17
United States. Agricultural Research Service
14
National Cancer Institute (U.S.)
13
National Renewable Energy Laboratory (U.S.)
13
United States. Department of Energy
12
National Advisory Child Health and Human Development Council (U.S.)
10
United States. Environmental Protection Agency
9
United States. Environmental Protection Agency. Office of Research and Development
9
Geological Survey (U.S.)
8
National Institute of Child Health and Human Development (U.S.)
8
National Institute of Justice (U.S.)
7
National Institutes of Health (U.S.)
7
United States. Environmental Protection Agency. Office of Research and Development,
7
United States. Office of Educational Research and Improvement
7
Building and Fire Research Laboratory (U.S.)
6
National Institute of Standards and Technology (U.S.)
6
NIST Center for Neutron Research
5
National Science Foundation (U.S.),
5
United States. Internal Revenue Service
5
ARS Bioenergy Program (U.S.)
4
Argonne National Laboratory. Chemical Engineering Division
4
Chemical Science and Technology Laboratory (U.S.)
4
Foote, Cone & Belding
4
Geological Survey (U.S.),
4
National Cancer Institute (U.S.),
4
National Cancer Institute (U.S.). Division of Cancer Epidemiology and Genetics
4
National Institute of Allergy and Infectious Diseases (U.S.)
4
National Institutes of Health (U.S.),
4
National Science Foundation (U.S.). Division of Science Resources Statistics
4
National Science Foundation (U.S.). Science and Engineering Activities Program
4
Russell Research
4
U.S. Fish and Wildlife Service
4
United States. Bureau of Labor Statistics
4
United States. Environmental Protection Agency. Office of Exploratory Research
4
United States. National Oceanic and Atmospheric Administration,
4
United States. National Park Service
4
United States. Office of Educational Research and Improvement. Office of Research
4
United States. Office of the Director of Defense Research and Engineering
4
American Statistical Association
3
Environmental Research Laboratories (U.S.)
3
Geological Survey (U.S.). Water Resources Research Program
3
Laboratory for Atmospheres (Goddard Space Flight Center)
3
Materials Science and Engineering Laboratory (U.S.)
3
National Cancer Institute (U.S.). Division of Cancer Control and Population Sciences
3
National Institute on Aging
3
National Institute on Alcohol Abuse and Alcoholism (U.S.)
3
National Institute on Drug Abuse
3
National Science Foundation (U.S.). Office of Legislative and Public Affairs
3
Solar Energy Research Institute
3
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