I21, J16.
A22, I23, C93
I21, I25, J24, O15
D90 D91 D83 I12 I18 I21 O35
D91 - Role and Effects of Psychological, Emotional, Social, and Cognitive Factors on Decision
Making; J13 - Fertility • Family Planning • Child Care • Children • Youth; I20 – Education and Research Institutions - General
O13, D80, C93
J13, J18, C93
D10, I20, C93, Q01, Q53, O10
J31, J71, J81, C93, L86
C93;D03;D21;D83;D84;J64;O17;O12