Calculator child's blood group

With the calculator you can easily see what blood type you have children, if only we know the blood group of both parents. Rarely does a situation that we can with one hundred percent sure to say what blood type will have a child. Most often we are able only to a certain extent, the circle of exploration. Caution! If the child’s mother has a coefficient RH negative, there is a risk of a conflict of HIV mother and child.