Gilda Schaffer

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OBJECTIVE To determine the prevalence and impact of pediatric abdominal pain (AP). STUDY DESIGN Prospective cohort study (12/2005-06/2006), with gastrointestinal and other symptoms assessed weekly. Anxiety, depression, functional disability, quality of life, somatization, coping, school absenteeism and medical care were assessed in 237 students in the(More)
An attempt is made to evaluate the importance of macrophages in the early local reaction to infection caused by the fungus Paracoccidioides brasiliensis. With this purpose, an attempt was made to impair macrophagic activity in the site of the fungal inoculum, by means of previous injections of silica. Twenty male rats were intraperitoneally infected with(More)
The authors tested the effectiveness of a community-based, tribally delivered oral health promotion (OHP) intervention (INT) at reducing caries increment in Navajo children attending Head Start. In a 3-y cluster-randomized trial, we developed an OHP INT with Navajo input that was delivered by trained Navajo lay health workers to children attending 52 Navajo(More)