Alvin Nelson El Amin

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Previous studies of the effect of 6-monthly vitamin A supplementation on child mortality have given conflicting results. In other trials, more frequent doses of vitamin A have significantly reduced mortality among children at risk of vitamin A deficiency. We have done a double-blind, placebo-controlled trial of vitamin A supplementation in the Sudan among(More)
BACKGROUND School-located influenza vaccination (SLV) programs can efficiently immunize large numbers of school-aged children. We evaluated the impact of SLV on laboratory-confirmed influenza and absenteeism. METHODS Active surveillance for influenza-like illness (ILI) was conducted on 4455 children in 4 SLV intervention and 4 control elementary schools(More)
BACKGROUND In a number of studies prolonged breastfeeding was associated with a higher risk of undernutrition, although most of these studies are limited by their cross-sectional design which does not allow examination of temporal relationships between full weaning and undernutrition. METHODS The relationship between prolonged breastfeeding and child(More)
Vaccinations are one of public health's greatest achievements. However, an ethical dilemma lies in the balance of personal autonomy and choice versus protection of the entire at risk population. Vaccines have become readily available in most parts of the world, yet debates continue as to the appropriateness of requirements for vaccinations, including legal(More)
BACKGROUND School-located influenza vaccination (SLV) programs have the potential to mass-vaccinate all enrolled children, but parental consent is required. OBJECTIVE To examine parental attitudes and determine predictors of parental consent for vaccination of schoolchildren through SLV programs. PATIENTS/METHODS Surveys were distributed to parents of(More)
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