Statistical Analysis / Survival Analysis / Reproductive health / Mexico City / Lead Exposure / Risk factors / Public health systems and services research / First Year / Risk Factors / Confidence Interval / Risk factors / Public health systems and services research / First Year / Risk Factors / Confidence Interval
Statistics / Survival Analysis / Humans / Markov chains / Computer Simulation / Female / Male / Recurrence / Public health systems and services research / Prognosis / Life tables / Female / Male / Recurrence / Public health systems and services research / Prognosis / Life tables