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BACKGROUND Hormonally active environmental agents may alter the course of pubertal development in girls, which is controlled by steroids and gonadotropins. OBJECTIVES We investigated associations of concurrent exposures from three chemical classes (phenols, phthalates, and phytoestrogens) with pubertal stages in a multiethnic longitudinal study of 1,151(More)
OBJECTIVE Prior studies have shown an association between fast-food restaurants and adolescent body size. Less is known about the influence of neighborhood food stores on a child's body size. We hypothesized that in the inner-city, minority community of East Harlem, New York, the presence of convenience stores and fast-food restaurants near a child's home(More)
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