title: Physicochemical study of drug binary systems. 1. Phenobarbital-urea system.
mesh_terms: D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003460:Crystallization; D004347:Drug Interactions; D010634:Phenobarbital; D012995:Solubility; D014508:Urea
chemical_list: D014508:Urea; D010634:Phenobarbital