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A Comparison of Estimation Methods for Shared Gamma Frailty Models

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  1. Article

    Open Access

    Protocol of a prospective and multicentre China Teratology Birth Cohort (CTBC): association of maternal drug exposure during pregnancy with adverse pregnancy outcomes

    As reported, 27-93 % of pregnant women take at least one drug during pregnancy. However, drug exposure during pregnancy still lacks sufficient foetal safety evidence of human origin. It is urgent to fill the k...

    Yangwen Zhou, **g Tao, Ke Wang, Kui Deng, Yan** Wang in BMC Pregnancy and Childbirth (2021)