Subjects: Central America / Languages: Spanish / Publication Year: 1985 - Digital Collections - National Library of Medicine Search Results

Start Over Subjects Central America ✖ Languages Spanish ✖ Publication Year 1985 ✖

1. Erradicación del la poliomelitis en las Americas

Publication:: Produced: [Washington, DC] : Organización Panamericana de la Salud, 1985
Subject(s):: Poliomyelitis -- prevention & control
Poliomyelitis -- history
Poliovirus Vaccines -- history
Disease Eradication -- history
North America
South America
Central America