RT Journal Article SR Electronic T1 Social and Health Aspects of Sexually Transmitted Diseases. Principles of Control Measures. Public Health Papers No. 65 JF The British Journal of Venereal Diseases JO Br J Vener Dis FD BMJ Publishing Group Ltd SP 401 OP 401 DO 10.1136/sti.53.6.401 VO 53 IS 6 A1 C. S. Nicol YR 1977 UL http://sti.bmj.com/content/53/6/401.1.abstract AB