Conclution the congenital malformation have direct relation with the heredity and the environment in the pregnancy.

结论先天畸形与遗传和孕早期的环境因素有直接关系。

youdao

Conclution the congenital malformation have direct relation with the heredity and the environment in the pregnancy.

结论先天畸形与遗传和孕早期的环境因素有直接关系。

youdao