RT Journal Article SR Electronic T1 Further studies of penicillin resistant gonococci. JF The British Journal of Venereal Diseases JO Br J Vener Dis FD BMJ Publishing Group Ltd SP 404 OP 405 DO 10.1136/sti.46.5.404 VO 46 IS 5 A1 Lynn, R A1 Nicol, C S A1 Ridley, M A1 Rimmer, D A1 Symonds, M A A1 Warren, C YR 1970 UL http://sti.bmj.com/content/46/5/404.abstract AB