For citations:
Krasovsky S.A., Petrova N.V., Stepanova A.A., Usacheva M.V., Samoilenko V.A., Amelina E.L., Nikonova V.S. Clinical course of cystic fibrosis on adult patients carrying "mild" mutations. PULMONOLOGIYA. 2012;(6):5-11. (In Russ.) https://doi.org/10.18093/0869-0189-2012-0-6-5-11