Zimenkovsky, A., K. Makykh, T. Ryvak, and O. Levytska. ‚ÄúDistribution of the Medicines by Price Segment Therapeutic Group Stratification‚ÄĚ. Farmatsevtychnyi Zhurnal, no. 6, Dec. 2008, pp. 13-18, https://pharmj.org.ua/index.php/journal/article/view/1068.