Ao Wang, Quanming Liu, Guannan Li, Qianyi Liu and Junru Jiang (2025) “A Study on Male Masturbation Duration Assisted by Masturbators”, Journal of Innovations in Medical Research, 4(1), pp. 24–31. vailable at: https://www.paradigmpress.org/jimr/article/view/1529 (ccessed: 30 April 2025).