TY - JOUR T1 - Evaluation of the early morning smear investigation. JF - The British Journal of Venereal Diseases JO - Br J Vener Dis SP - 128 LP - 129 DO - 10.1136/sti.54.2.128 VL - 54 IS - 2 AU - P D Simmons Y1 - 1978/04/01 UR - http://sti.bmj.com/content/54/2/128.abstract N2 - A retrospective study on early morning smears confirmed the value of this investigation for diagnosing urethritis in men. In 200 patients 108 new infections were diagnosed. ER -