The international contribution to the standardization of biological substances. II. Biological standards and the World Health Organization 1947-1990. General considerations.
Cockburn
W C
WC
Division of Communicable Diseases, World Health Organization, Geneva, Switzerland.
Hobson
B
B
Lightbown
J W
JW
Lyng
J
J
Magrath
D
D
D001688:Biological Products / Q000266:history / Q000592:standards*; D049673:History, 20th Century; D012015:Reference Standards; D014944:World Health Organization / Q000266:history* / Q000458:organization & administration
D001688:Biological Products