“O.V. KorchakChepurkivsky’s Editorial Article "Our Tasks of the Time" — the First Program Document of Development of Health Care System in Ukrainian State (devoted to the 96-Th Anniversary of Foundation of Scientific Medical Journal ‘Ukrainian Medical News’)”. Environment & Health, vol. 71, no. 4, Oct. 2014, p. 70, https://dovkil-zdorov.kiev.ua/journal/article/view/664.