我國錯畸形的遺傳因素約占錯畸形病因的()
A.40% B.29.4% C.25% D.91.20% E.48.87%
以理想正常驗為標準,錯畸形的患病率是()
A.20.33% B.40.92% C.60% D.86.81% E.91.2%