Savitsky, I. V., Y. V. Mizevich, I. V. Miastkivska, and V. I. Savitsky. “Rationale for the Use of ‘Hemoglobin Nectar Plus’ in the Treatment of Erectile Dysfunction”. Journal of Education, Health and Sport, vol. 7, no. 3, Mar. 2017, pp. 850-63, https://apcz.umk.pl/JEHS/article/view/5638.