Kathmandu, Nov. 21 -- Fifteen to 20 percent of the children between five and 10 years of age from Madhesh and Karnali provinces have been found infected with soil-transmitted intestinal worms, a new report shows.

According to a study carried out with financial and technical assistance from the World Health Organisation in April this year, the two provinces have the highest prevalence of soil-transmitted worms, officials say.

"Children from other provinces have also been found infected with the soil-transmitted intestinal worms," said Lila Bikram Thapa, chief of the Nutrition Section at the Family Welfare Division under the Department of Health Services. "But problems in other provinces are not so severe compared to Karnali and Madhesh p...