Assessment of Prior Infection With Hepatitis B Virus and Fecundability in Couples Planning Pregnancy
Jun Zhao,
Yan Xuan,
Yue Zhang
et al.
Abstract:IMPORTANCEThe association of hepatitis B virus (HBV) infection with reduced fecundability among reproductive-aged couples lacks large-population, in-depth study evidence.OBJECTIVETo investigate the association of HBV infection with time to pregnancy in couples planning pregnancy, and to explore whether this association varied by gravidity, health statuses, or lifestyles.DESIGN, SETTING, AND PARTICIPANTSThis is a population-based cohort study of Chinese couples participating in the National Free Preconception C… Show more
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