The Merck index : an encyclopedia of chemicals, drugs, and biologicals / - Whitehouse Station, N.J. : Merck Research Laboratories, s.a. - s.p. ; 45 u.s. - Merck professional handbooks . Subjects--Topical Terms: Drugs----DictionariesChemicals---DictionariesBiomolecules---Dictionaries Dewey Class. No.: REF 615.103 MER