Addresses And Papers

Eleven Years of Diphtheria Immunization in a Rural District

Br Med J 1940; 2 doi: https://doi.org/10.1136/bmj.2.4158.354 (Published 14 September 1940) Cite this as: Br Med J 1940;2:354

This is a PDF-only article. The first page of the PDF of this article appears below.

PDF extract preview

Sign in

Log in through your institution

Subscribe