“…New diagnostic cultural techniques recently introduced as screening tests in the United States have led to the identification of gonorrhoea in over 5 per cent. of patients attending private, public, or non-profit making clinics in Chicago (Zackler, Brolnitsky, and Orbach, 1970). The total of 53,525 cases included 33 of vulvovaginitis compared with 82 in 1969, and 59 of gonococcal ophthalmia of the newborn compared with 45 in 1969.…”