Perinatal Outcomes of Normal Cotwins in Twin Pregnancies with One Structurally Anomalous Fetus: A Population-Based Retrospective Study - Sun, Lu-Ming; Chen, Xi-Kuan; Wen, Shi Wu; Fung, Karen Fung Kee; Yang, Qiuying; Walker, Mark C (American Journal of Perinatology, 2009)