title: [Possible sources of error in compiling data].
mesh_terms: D002986:Clinical Trials as Topic; D004341:Drug Evaluation / Q000379:methods*; D006801:Humans; D004364:Pharmaceutical Preparations / Q000032:analysis; D012107:Research Design
chemical_list: D004364:Pharmaceutical Preparations
vernacular_title: Fehlermöglichkeiten bei der klinischen Datenerfassung.