“…It has, however, been clearly established that, whereas PPLO can rarely be cultured from the genital tract of prepubertal males, they occur not infrequently in normal women and are common in both males and females with a variety of genito-urinary disorders. In recent years, also, a possible virus aetiology of Reiter's disease has been conjectured (Harkness, 1945(Harkness, , 1947Baines, 1947;Coutts, 1947;Short, 1947;Dunham, Rock, and Bell, 1947;Hall and Finegold, 1953;Robinson and 11 others, 1953;Willcox, 1957;Mavroglu, 1958;Burgess, 1959). Visualization of inclusion bodies (Harkness, 1945(Harkness, , 1947 or isolation of viruses (Baines, 1947;Dunham and others, 1947;Robinson and others, 1953) have been claimed in some reports, but Ford (1956Ford ( , 1958 obtained only negative results.…”