For citations:
Egorova N.A., Kochetkova M.G., Ryzhova I.N. The importance of natural and climatic factors in social and hygienic monitoring. Solar activity and diseases of the circulatory system (narrative literature review, part 3). Hygiene and Sanitation. 2026;105(9):1060-1066. (In Russ.) https://doi.org/10.47470/0016-9900-2026-105-9-1060-1066. EDN: olureo
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