From the Food and Drug Administration.
Nightingale
S L
SL
D002986:Clinical Trials as Topic; D004348:Drug Labeling / Q000592:standards*; D004493:Education; D004864:Equipment and Supplies; D006801:Humans; D008327:Mammography / Q000592:standards*; D004366:Nonprescription Drugs / Q000592:standards*; D014481:United States; D014486:United States Food and Drug Administration
D004366:Nonprescription Drugs