Incidence and risk factors of infertility among couples who desire a first and second child in Shanghai, China: a facility-based prospective cohort study

• Main Authors: Chenfeng Zhu (Author), Li Yan (Author), Chuqing He (Author), Yang Wang (Author), Jiahao Wu (Author), Luting Chen (Author), Jian Zhang (Author)
• Format: Book
• Published: BMC, 2022-07-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Plain Language Summary Infertility is defined as pregnancy failure after at least 12 months of regular unprotected sexual intercourse. Few researchers have investigated the infertility rate in Shanghai in the past 15 years, and little attention has been paid to the infertility of couples hoping to h...