Protsenko, E., N. Remnyova, and A. Ponomaryov. “ANALYSIS OF THYMUS DISEASE INCIDENCE IN KHARKIV REGION WITHIN THE PERIOD OF 1990-2005”. The Journal of V. N. Karazin Kharkiv National University, Series "Medicine", no. 13, 1, pp. 14-18, https://periodicals.karazin.ua/medicine/article/view/7069.