SUBJECT
Health
Medicine
3
Research
2
Addresses, essays, lectures
1
Developing Countries
1
Diseases
1
Health Status
1
Health Status Indicators
1
Health Surveys
1
Life Expectancy
1
Life expectancy
1
Methodology
1
Philosophy
1
Quality of life
1
Quality-Adjusted Life Years
1
Social conditions
1
Youth
1
methods
1