Publication Date January 1999 p 12-15 Serial Title: Weekly Epidemiological Record Serial Part: No 2 View webpage for full text https://www.who.int/docstore/wer/pdf/1999/wer7402.pdf Keywords diseases: neglected tropical diseases (NTD); onchocerciasis; Health; systems: health information systems; Rehabilitation; therapeutic (treatment) Regional Focus Pan American (PAHO) Country focus Brazil; Colombia; Ecuador; Guatemala; Mexico; Venezuela Language English Type of material text Content type research; article Log in or register to post comments