The LancetVolume 315, Issue 8166, 1 March 1980, Pages 459-460Reviews of BooksAuthor links open overlay panelShow moreShareCitehttps://doi.org/10.1016/S0140-6736(80)91002-8Get rights and contentRecommended articlesReferences (0)Cited by (0)View full textCopyright © 1980 Published by Elsevier Ltd.