I21, I25, Q54
I15, J16
I25, Q54, Q56
Health Behavior
I15, J12
I12, I15
I21, I25, J24, O15
A11, A12, I15, J11, N3
Making; J13 - Fertility • Family Planning • Child Care • Children • Youth; I20 – Education and Research Institutions - General
I12, I13, I15, O1