Media type: E-Article Title: WITH THE B.E.F Published: Elsevier BV, 1940 Published in: The Lancet, 235 (1940) 6094, Seite 1095 Language: English DOI: 10.1016/s0140-6736(00)72887-x ISSN: 0140-6736 Keywords: General Medicine Origination: Footnote: