cyclamen 寫道:
you can go to this website to know more about this information.
www.childheart.org.hk
my baby also have this problem but don't know the size of the hole. when he check up by the doctor of 健康院, the doctor let me know that and he immeditaly write a referral letter to me and pass the case to Grantham Hospital to follow up. Maybe you can ask your baby's doctor to write a letter too.