National Institutes of Health (NIH)

(CC)	Clinical Center
(CIT)	Center for Information Technology
(CSR)	Center for Scientific Review
(FIC)	Fogarty International Center
(NCI)	National Cancer Institute
(NCRR)	National Center for Research Resources
(NEI)	National Eye Institute
(NHGRI)	National Human Genome Research Institute
(NHLBI)	National Heart, Lung, and Blood Institute
(NIA)	National Institute on Aging
(NIAAA)	National Institute on Alcohol Abuse and Alcoholism
(NIAID)	National Institute of Allergy and Infectious Disease
(NIAMS)	National Institute of Arthritis and Musculoskeletal and Skin Diseases
(NIBIB)	National Institute for Biomedical Imaging and Bioengineering
(NICHD)	National Institute of Child Health and Human Development
(NIDA)	National Institute on Drug Abuse
(NIDCD)	National Institute on Deafness and Other Communication Disorders
(NIDCR)	National Institute of Dental and Craniofacial Research
(NIDDK)	National Institute of Diabetes and Digestive and Kidney Diseases
(NIEHS)	National Institute of Environmental Health Sciences
(NIGMS)	National Institute of General Medical Sciences
(NIH)	National Institutes of Health
(NIMH)	National Institute of Mental Health
(NINDS)	National Institute of Neurological Disorders and Stroke
(NINR)	National Institute of Nursing Research
(NLM)	National Library of Medicine
(OD)	Office of the Director
(ORS)	Office of Research Services