PSYKE & SEX om Onani - mænd - drenge PSYKE & SEX om Sperm Onani Top 10 (M!)ENGELSK
The Ultimate Male Masturbation Resource Masturbation (Wikipedia - eng.) The Masturbation Home Page Masturbating may protect against prostate cancer (NewScientist.com, 16. juli 2003) Frequent ejaculation may protect against cancer (NewScientist.com, 6. april 2004)