Горпинченко, І. І., Ю. М. Гурженко, and В. В. Спиридоненко. “Study of Efficiency of Dietary Additive Libedor in Men With Erectile Dysfunction”. Health of Man, no. 1, Apr. 2019, pp. 75-78, doi:10.30841/2307-5090.1.2019.172855.