The human placenta becomes haemochorial at the 13th week of pregnancy.
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J. Hustin | J. Foidart | J. Schaaps | M. Dubois | J. Foidart | Jean Hustin | Michel Dubois
暂无分享,去创建一个
J. Hustin | J. Foidart | J. Schaaps | M. Dubois | J. Foidart | Jean Hustin | Michel Dubois