Letters

Diarrheal diseases are the second leading killer of young children in developing countries. Our report on their treatment led readers to lament the lack of clean water, as well as the world's overpopulation

The cover headline for your story on why diarrhea kills millions of children every year was meant to be the remedy for the condition: "A Fistful of Sugar + A Pinch of Salt + A Jug of Water" [Oct. 16]. The formula, however, was missing a crucial word: clean . The lack of clean water is the problem and the real cause of diarrhea...