Background Childhood lead exposure is a purported risk factor for antisocial behavior, but
prior studies either relied on indirect measures of exposure or did not follow participants into …

BACKGROUND A novel prognostic staging classification encompassing all forms of thyroid
carcinoma was created for the National Thyroid Cancer Treatment Cooperative Study (…

Objective To determine the acute predictors associated with the development of postconcussion
syndrome (PCS) in children and adolescents after mild traumatic brain injury. Design …

The ideal therapy for differentiated thyroid cancer is uncertain. Although thyroid hormone
treatment is pivotal, the degree of thyrotropin (TSH) suppression that is required to prevent …

Background Women may lose bone during lactation because of calcium lost in breast milk.
We studied whether calcium supplementation prevents bone loss during lactation or …

Objective: To determine the relative contribution of residential lead hazards to children's
blood lead concentrations during early childhood. Methods: We enrolled children 6 months of …

To determine whether amounts of vitamin D lower than recommended doses are effective in
preventing rickets, 256 term infants from two northern and two southern cities in China were …

BACKGROUND: Depression has been linked to immune function and mortality in patients
with chronic illnesses. Factors such as poorer spiritual well‐being has been linked to …

Background. Health disparities between children from urban minority backgrounds and
children from more affluent backgrounds are well-recognized. Few studies specifically address …

OBJECTIVE: To understand which medications, under which circumstances, are responsible
for the noted increase in pediatric medication poisonings, resource use, and morbidity. …