Medicine: End of Rickets?

Every child can be given all the vitamin D it needs in one big dose at the beginning of each winter, and rickets can be conquered once & for all. That was the proposition Dr. Henry John Gerstenberger of Western Reserve presented to members of the American Medical Association last week. He reminded them of the shock ing but well-known fact that thousands of U.S. children are still weak, potbellied and spindly, because many mothers do not know enough to give their babies a daily teaspoon of vitamin-D-rich cod-liver oil or halibut-liver oil as...