Zakhartseva, L. M., and H. Y. Chytaieva. “Predictive Value of Morphological Features and Proliferative Markers (mitotic Index, Ki-67, PHH3) in Bronchopulmonary Neuroendocrine Tumors”. Pathologia, vol. 18, no. 3, Dec. 2021, pp. 254-62, doi:10.14739/2310-1237.2021.3.239530.