Z3A.2

20 weeks gestation of pregnancy

21 weeks gestation of pregnancy

22 weeks gestation of pregnancy

23 weeks gestation of pregnancy

24 weeks gestation of pregnancy

25 weeks gestation of pregnancy

26 weeks gestation of pregnancy

27 weeks gestation of pregnancy

28 weeks gestation of pregnancy

29 weeks gestation of pregnancy

Weeks of gestation of pregnancy, unspecified or less than 10 weeks

Weeks of gestation of pregnancy, weeks 10-19

Weeks of gestation of pregnancy, weeks 30-39

Weeks of gestation of pregnancy, weeks 40 or greater