Premature Ejaculation : Premature ejaculation : from etiology to diagnosis and treatment / Emmanuele A. Jannini, Chris G. McMahon, Marcel D. Waldinger, editors
Premature ejaculation -- Etiology : Premature ejaculation : from etiology to diagnosis and treatment / Emmanuele A. Jannini, Chris G. McMahon, Marcel D. Waldinger, editors
The emission of SEMEN and seminal fluid during the act of preparation for sexual intercourse, i.e. before there is penetration, or shortly after penetration