Background In some low‐and middle‐income countries, separate vertical programmes
deliver specific life‐saving interventions but can fragment services. Strategies to integrate …

The world's poorest children are likely to be malnourished when receiving their childhood
vaccines. It is uncertain whether this affects vaccine efficacy and whether the …

Background Strategies to integrate primary health care aim to bring together inputs,
organisation, management and delivery of particular service functions to make them more …

Objective To assess benefits, challenges and characteristics of integrating child and
maternal health services with immunization programmes. Methods Literature review using …

Background Vitamin A deficiency is a significant public health problem in low‐and middle‐
income countries. Vitamin A supplementation provided to infants less than six months of age …

Most areas of health research will have accepted data and a dominating interpretation. If the
interpretation is not correct, contradictions will accumulate, and it will eventually become …

Background Most developing countries have adopted a standard WHO dosing schedule for
vitamin A supplementation. However, in 2002 the International Vitamin A Consultative Group …

1. BACKGROUND GLOBAL BURDEN OF VITAMIN A DEFICIENCY Vitamin A deficiency is
widespread among children in low-income countries. It is estimated that 4 million children …

Objectives To determine whether the dose of vitamin A currently recommended by the World
Health Organization or half this dose gives better protection against childhood morbidity and …

Background: Vitamin A supplements are administered to infants in developing countries at
immunization contacts; doses of 50000 IU vitamin A are recommended. Doses of 100000 IU …