RT Journal Article SR Electronic T1 A Sixth Venereal Disease JF The British Journal of Venereal Diseases JO Br J Vener Dis FD BMJ Publishing Group Ltd SP 68 OP 69 DO 10.1136/sti.10.1.68 VO 10 IS 1 A1 H. W. H. YR 1934 UL http://sti.bmj.com/content/10/1/68.abstract AB