For citations:

Zhukova A.E., Volgina T.V. "To make the child healthy". Principles of child care in K.I. Grum-Grzhimailo works. Russian Pediatric Journal. 2025;28(4):305-310. (In Russ.) https://doi.org/10.46563/1560-9561-2025-28-4-305-310