Effect of Hookworm Elimination and Vitamin A Intervention on Iron Status of Preschool Children in Sichuan, China

The present study is intended to supplement the preschool anemic children with vitamin A capsule and de-hookworm administration in poverty Sichuan province. We eventually expect our study can provide a cost-effective, safe and more beneficial public health strategy to manage the anemia status of preschool children in poverty area.