title: National drug quality assurance system.
authors.affiliation: National Drug Quality Assurance Laboratory, Ministry of Health, Colombo, Sri Lanka.
authors.forename: T
authors.initials: T
authors.lastname: Wijesekera
mesh_terms: D007880:Legislation, Drug; D004364:Pharmaceutical Preparations / Q000592:standards*; D011786:Quality Control; D013188:Sri Lanka
chemical_list: D004364:Pharmaceutical Preparations