Gonorrhea: The Minimum Effective Dose

Abstract
The frequency of venereal infection has increased in the United States and among its armed countrymen and their contacts across the world. In Massachusetts the incidence of gonorrhea in February, 1970, was nearly double the seven-year median.1 Only chicken pox and streptococcal infections were commoner, but by a perceptibly diminishing margin. There had been a downward trend in the incidence of venereal disease in the United States up until 1957, when it began to rise, slowly at first. It has increased steadily and more rapidly since in parallel with the mobilization of large numbers into the armed forces.2 Gonorrhea (unlike . . .