For citations:
Yolshin V.N., Fomina I.V., Pochinok E.M. Preterm birth risk factors and causes. Russian Pediatric Journal. 2022;3(1):119. (In Russ.)
Yolshin V.N., Fomina I.V., Pochinok E.M. Preterm birth risk factors and causes. Russian Pediatric Journal. 2022;3(1):119. (In Russ.)