RT Journal Article SR Electronic T1 Diphtheria in Secunderabad JF Journal of the Royal Army Medical Corps JO J R Army Med Corps FD British Medical Journal Publishing Group SP 282 OP 288 DO 10.1136/jramc-43-04-05 VO 43 IS 4 A1 Smith, S. YR 1924 UL http://militaryhealth.bmj.com/content/43/4/282.abstract AB