Kornievskiy, Y. I., D. Yu. Skoryna, V. H. Korniievska, and N. V. Kandybei. 2021. “Comparative Chromato-Mass Spectrometric Study of Tinctures Based on Echinacea Purpurea (L.) Moench”. Current Issues in Pharmacy and Medicine: Science and Practice 14 (3):275-81. https://doi.org/10.14739/2409-2932.2021.3.242845.