The London School of Hygiene and Tropical Medicine

Abstract

Journal Article The London School of Hygiene and Tropical Medicine Get access C. E. Gordon Smith C. E. Gordon Smith London School of Hygiene and Tropical Medicine, London WC1E 7HT U.K. Search for other works by this author on: Oxford Academic PubMed Google Scholar Transactions of The Royal Society of Tropical Medicine and Hygiene, Volume 75, Issue Supplement_1, 1981, Pages 12–20, https://doi.org/10.1016/0035-9203(81)90456-9 Published: 01 January 1981