RT Journal Article SR Electronic T1 The Shadow on the Path JF The British Journal of Venereal Diseases JO Br J Vener Dis FD BMJ Publishing Group Ltd SP 209 OP 209 DO 10.1136/sti.25.4.209-a VO 25 IS 4 A1 S. M. L. YR 1949 UL http://sti.bmj.com/content/25/4/209.2.abstract AB