Research Article Success and failure in human virus diseases. 3. Chemotherapy. Br Med J 1971; 1 doi: http://dx.doi.org/10.1136/bmj.1.5745.387 (Published 13 February 1971) Cite this as: Br Med J 1971;1:387 Article Related content Metrics Responses Peer review This is a PDF-only article. The first page of the PDF of this article appears below.