Kathmandu, Nov. 2 -- In a bid to assess the status of vitamin A, iron, folic acid, and iodine, and anaemia among the general population, a nationwide micronutrients survey has been planned to be conducted in December.

Health officials say the crucial study will start six weeks after the vitamin A supplementation and deworming campaign, all set to start on November 3 and 4.

Earlier, officials had planned to postpone the regular vitamin A supplementation and deworming campaign until March next year so they could know the actual prevalence of vitamin A deficiency if supplementation is not given before the study.

"A meeting of expert groups including those from the World Health Organisation, the United Nations Children's Fund and others ad...