For citations:
Ibrayeva L.K., Rybalkina D.Kh., Evmenova O.A., Turdaly F.M., Ibragim Zh.T. D-hypovitaminosis in working age patients with diseases of the respiratory organs: the risks and prevention. PULMONOLOGIYA. 2022;32(6):891-898. (In Russ.) https://doi.org/10.18093/0869-0189-2022-32-6-891-898