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Authors
Ren, Xian-Long
Wu, Zun-You https://orcid.org/0000-0002-0839-4548
Mi, Guo-Dong
McGoogan, Jennifer M.
Rou, Ke-Ming
Zhao, Yan
Zhang, Nanci
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Funding
Funding for this research was provided by:
National Health and Family Planning Commission of the People's Republic of China (131-14-000-105-01, 2012ZX10001-007)
