[The origins of drugs].
D004358:Drug Therapy; D006801:Humans; D004364:Pharmaceutical Preparations / Q000138:chemical synthesis*; D010936:Plant Extracts; D010946:Plants, Medicinal; D014020:Tissue Extracts
D004364:Pharmaceutical Preparations; D010936:Plant Extracts; D014020:Tissue Extracts
Origine des médicaments.