For citations:
Kharin A.D., Koichubekov B.K. Influence of socio-economic factors on life expectancy. Medicine and ecology. 2022;(1):17-20. (In Russ.)
Kharin A.D., Koichubekov B.K. Influence of socio-economic factors on life expectancy. Medicine and ecology. 2022;(1):17-20. (In Russ.)