Yan, Li

No ORCID on file · 2 papers in corpus
observational 2022
Incidence and risk factors of infertility among couples who desire a first and second child in Shanghai, China: a facility-based prospective cohort study
·doi:10.6084/m9.figshare.c.6087926

Abstract Background With the implementation of the two-child policy in China, more couples have expressed the desire to have another child. We conducted this study to evaluate the incidence of infertility and risk factors in couples intendi…

observational 2022
Incidence and risk factors of infertility among couples who desire a first and second child in Shanghai, China: a facility-based prospective cohort study
·doi:10.6084/m9.figshare.c.6087926.v1

Abstract Background With the implementation of the two-child policy in China, more couples have expressed the desire to have another child. We conducted this study to evaluate the incidence of infertility and risk factors in couples intendi…