Schlagwörter
*Child Welfare
3
*Health Status
3
Adolescent
3
Asthma/epidemiology
3
Child
3
Chronic Disease
3
Feasibility Studies
3
Headache/epidemiology
3
Hearing Disorders/epidemiology
3
Humans
Netherlands/epidemiology
3
Non-U.S. Gov't
3
Parents
3
Preschool
3
Quality of Life
3
Questionnaires/*standards
3
Reproducibility of Results
3
Research Support
3
Schools
3