Associations between maternal age and socioeconomic status with smoking during the second and third trimesters of pregnancy : a register-based study of 932 671 women in Finland from 2000 to 2015
Roustaei, Zahra; Räisänen, Sari; Gissler, Mika; Heinonen, Seppo (2020)
Roustaei, Zahra
Räisänen, Sari
Gissler, Mika
Heinonen, Seppo
BMJ Publishing
2020