Publication Date 1994 p 603-610 Serial Title:Bulletin of the World Health Organization Serial Part:Vol 72 No 4 View webpage for full text https://www.ncbi.nlm.nih.gov/pmc/issues/169782/ Keywords Health; diseases: communicable diseases (CD); systems: health information systems; systems: medical products vaccines and technologies Regional Focus Pan American (PAHO) Country focus Argentina; Bolivia; Brazil; Chile; Colombia; Cuba; Haiti; Mexico; Paraguay; Peru Language English Type of material text Log in or register to post comments