Genetic factors Problems with the mother during pregnancy, such as: catching viral or bacterial infection, fetal disorders, pulmonary valve or aortic valve, or mother being exposed to radiation. Smoking during pregnancy.
Genetic factors Problems with the mother during pregnancy, such as: catching viral or bacterial infection, fetal disorders, pulmonary valve or aortic valve, or mother being exposed to radiation. Smoking during pregnancy.
RE: What is the hole of the heart