I21, I25, Q54
O1, O3, I15, Q1
I21 - Analysis of Education
I12, I14, I15, I25
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
D91 - Role and Effects of Psychological, Emotional, Social, and Cognitive Factors on Decision
I15, J13, J16, J81, O15
I12, I13, I15, O1