For citations:
Kostiv R.E., Kostiv E.P., Shulepin I.V., Kostiva E.E. Surgical treatment of patients with polyfocal fractures of the proximal humerus on the background of osteoporosis. Pacific Medical Journal. 2022;(2):82-85. (In Russ.) https://doi.org/10.34215/1609-1175-2022-2-82-85