1. The Impact of Adult Mortality on Primary School Enrollment in Northwestern Tanzania;Ainsworth,2001
2. Human Capital: A Theoretical and Empirical Analysis with Special Reference to Education;Becker,1993
3. The Relationship between Sexual Behavior and Level of Education in Developing Countries;Blanc,2000
4. Economic Development and HIV/AIDS Prevalence;Clark,2003
5. Regression models and life-tables;Cox;Journal of the Royal Statistical Society. Series B,1972