MURDOCH, I E et al Publication Date 1997 p 141-146 Serial Title:Bulletin of the World Health Organization Serial Part:Vol 75 No 2 View webpage for full text https://apps.who.int/iris/handle/10665/54568 Keywords Disability and social diversity; functional limitation: visual; Health; diseases: neglected tropical diseases (NTD); onchocerciasis Regional Focus Africa (AFRO) Country focus Nigeria Language English Type of material text Log in or register to post comments