Drugs - Standards - History - 20th century.

Evaluating and standardizing therapeutic agents, 1890-1950 by: (Electronic resources)

Drug Evaluation- history.

Drug Evaluation- standards.

Drug Therapy- history.

Arzneimittelsicherheit

History, 20th Century.

Arzneimittelprèufung

History, 19th Century.

Legislation, Drug- history.

Pharmaceutical Preparations- standards.

Quality Control.

Drugs- Standards- 20th century.