Smallpox and its eradication

Smallpox and its eradication

Manylion Llyfryddiaeth
Awduron Eraill: Fenner, F. (Frank) 1914-
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: Geneva World Health Organization c1988.
Cyfres:History of international public health, no.6
Pynciau:
Smallpox.
Smallpox > Prevention.