Relative risks (RR) in the infection group were: 12.11 of spontaneous abortion, 3.61 of stillbirths and 15.07 of malformed newborns.是什么意思_Relative risks (RR) in the infection group were: 12.11 of spontaneous abortion, 3.61 of stillbirths and 15.07 of malformed newborns.在线翻译_英语_读音_用法_例句