For citations:
Kostyuchenko L.N., Mikhailyantz G.S., Danilov M.Y., Atroshchenko A.O., Kruglov A.D., Noskova K.K., Lychkova A.E., Kostyuchenko M.V. Iron deficiency syndromes in clinical oncology and their correction with nutritive action drugs. Medical alphabet. 2019;2(13):20-25. (In Russ.) https://doi.org/10.33667/2078-5631-2019-2-13(388)-20-25