For citations:
Dolgalev A.A., Yeldashev D.S., Ivashkevih S.G., Kutsenko A.P., Chagarov A.A., De D.A. Comparative characteristics of the use of bone-substituting materials based on mineral and collagen. Medical alphabet. 2020;(23):45-47. (In Russ.) https://doi.org/10.33667/2078-5631-2020-23-45-47