7Lopez-Camelo JS,Orioli IM.Heterogeneous rates for birth defects in Latin Amerlea:hints on causality.Grenet Epidemiol,1996,13(5):469-481.
8Jones KL,Johnson KA,Chambers CD.Offspring of Women infected with varieella during pregnancy·a prospective study,Teratoiogy,1994,49(1):29-32.
9Wei X,Makori N,Peterson PE,et al.Pathogenesis of retinoicacidinduced ear malformations in primate model.Teratology,1999,60(2):83-92.
10Ishimoto S,Ito K,Yamasoba T,et al.Correlation between microtia and temporal bone malformation evaluated using grading systems.Arch Otolaryngol Head Neck Surg,2005,131(4):326-332.