Documents The Polio Crusade

The Polio Crusade The Polio Crusade Alan Colburn Department of Science Education California State University, Long Beach Living with the Threat of Infantile Paralysis Words…

Documents The Polio Crusade

The Polio Crusade The Polio Crusade Living with the Threat of Infantile Paralysis Words on the Sign INFANTILE PARALYSIS Poliomyelitis Infantile paralysis is very prevalent…

Documents The Polio Crusade

The Polio Crusade The Polio Crusade Alan Colburn Department of Science Education California State University, Long Beach Living with the Threat of Infantile Paralysis Words…

Documents The Polio Crusade Alan Colburn Department of Science Education California State University, Long...

The Polio Crusade The Polio Crusade Alan Colburn Department of Science Education California State University, Long Beach Living with the Threat of Infantile Paralysis Words…