Marro, La Pubertà, Turin, 1898, p. 174.
E. C. Spitzka, "Cases of Masturbation," Journal of Mental Science, July, 1888.
Charles West, Lancet, November 17, 1866.
Gowers, Epilepsy, 1881, p. 31. Löwenfeld believes that epileptic attacks are certainly caused by masturbation. Féré thought that both epilepsy and hysteria may be caused by masturbation.