海量图书期刊资源,随时随地畅享阅读乐趣
Comparing Data Quality of Fertility and First Sexual Intercourse HistoriesLawrence L. Wu, Steven P. Martin and Daniel A. Long · The Journal of Human Resources · 2001
Effects of Exposure on Prevalence and Cumulative Relative Risk: Direct and Indirect Effects in a Recursive Hazard ModelLawrence L. Wu and Steven P. Martin · Sociological Methodology · 2009