For citations:
Zhekotov A.N., Kotelnikov V.N., Geltser B.I. Changes in hepatic blood flow in patients with comorbidity of chronic obstructive pulmonary disease and vitamin B12 deficiency anemia. Bulletin Physiology and Pathology of Respiration. 2023;(88):35-40. (In Russ.) https://doi.org/10.36604/1998-5029-2023-88-35-40