References Authors Price, E. W. Category Non-respiratory diseases Soils and fibrous minerals Sub-Category Epidemiological, clinical & surveillance Year 1976 Publication Transactions of the Royal Society of Tropical Medicene and Hygene Volume, Issue, Pages 70(4), 288-295 DOI 10.1016/0035-9203(76)90078-x URL https://academic.oup.com/trstmh/article-abstract/70/4/288/1884032?redirectedFro… Country/Overseas territory Ethiopia Kenya Rwanda Tanzania