Articles Epidemiology Section Br Med J 1950; 2 doi: https://doi.org/10.1136/bmj.2.4686.1010 (Published 28 October 1950) Cite this as: Br Med J 1950;2:1010 Article Related content Metrics Responses Peer review Related articles Correction Correction Published: 06 November 1965; Br Med J 2 doi:10.1136/bmj.2.5470.1134 See more Andrew Wakefield calls Trump “on our side” over vaccines after meeting BMJ December 05, 2016, 355 i6545; DOI: https://doi.org/10.1136/bmj.i6545 Drug firms need to tackle affordability BMJ November 14, 2016, 355 i6096; DOI: https://doi.org/10.1136/bmj.i6096 US sees rise in rare polio like syndrome of unknown cause BMJ November 07, 2016, 355 i5981; DOI: https://doi.org/10.1136/bmj.i5981 Authors’ reply to Eisenhut BMJ November 02, 2016, 355 i5787; DOI: https://doi.org/10.1136/bmj.i5787 A swollen painful foot BMJ November 02, 2016, 355 i5418; DOI: https://doi.org/10.1136/bmj.i5418