OBJECTIVE To describe severity of anemia and explore its determinants among children under 36 months old in rural western China. STUDY DESIGN The family information of 6711 children was collected and their hemoglobin was measured in 2005. A generalized estimated equation (GEE) linear model was used to identify the determinants of severity of childhood anemia. RESULTS The prevalence of mild,...

In 3 studies, young children were tested for their understanding of pretend actions. In Studies 1 and 2, pairs of superficially similar behaviors were presented to 26- and 36-month-old children in an imitation game. In one case the behavior was marked as trying (signs of effort), and in the other case as pretending (signs of playfulness). Three-year-olds, and to some degree 2-year-olds, perform...

varicella zoster virus (vzv) is a member of herpes family viruses, which causes varicella (chickenpox) after primary infection and herpes zoster (shingles) because of latent virus reactivation from dorsal root ganglia. generally, prevalence of varicella antibodies increases with age. we aimed to compare the prevalence of anti-vzv antibody in children under seven years old, in order to obtain a ...