By middle childhood,nearly all children in developed counties,and a large proportion of children in developing countries,have received ____ and their _____ stronger,which contributes to a lower death rate.

Question

Quizplus · Accepted Answer

Immunizations are crucial in protecting children against various diseases, making their immune system stronger and contributing to a lower death rate. Vitamin B and calcium are important for overall health, but are not necessarily directly linked to lower death rates. Viral infections usually weaken the body rather than make it stronger.

By Middle Childhood,nearly All Children in Developed Counties,and a Large