RT Journal Article SR Electronic T1 Some Lessons Learnt in Fifty Years' Practice in Venereology JF The British Journal of Venereal Diseases JO Br J Vener Dis FD BMJ Publishing Group Ltd SP 184 OP 190 DO 10.1136/sti.30.4.184 VO 30 IS 4 A1 Harrison, L. W. YR 1954 UL http://sti.bmj.com/content/30/4/184.abstract AB