title: [Standardization of complex natural substances--official goals and their realization].
authors.affiliation: Laboratorium für Arzneimittelprüfung und Zulassungsberatung, Tübingen-Hirschau.
authors.forename: H
authors.initials: H
authors.lastname: Hamacher
mesh_terms: D005858:Germany; D004364:Pharmaceutical Preparations / Q000592:standards*; D011786:Quality Control
chemical_list: D004364:Pharmaceutical Preparations