TY  - RPRT
TI  - [Various methodologic principles in child and adolescent hygiene].
AU  - V I Agarkov
AU  - A P Selivanov
AU  - I Ia Smolenskaia
PY  - 1984
UR  - https://pubmed.ncbi.nlm.nih.gov/6479637/
ID  - 6479637
ER  -