For citations:
Frolova I.G., Velichko S.A., Goldberg A.V., Tuzikov S.A., Miller S.A., Rodionov E.O., Efteev L.A., Bondar L.N., Perelmuter V.M. Pulmonary histocytosis X: clinical observation of early-stage disease. Bulletin of Siberian Medicine. 2017;16(2):195-201. (In Russ.) https://doi.org/10.20538/1682-0363-2017-2-195-201