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BACKGROUND There are only limited data on human immunodeficiency virus type 1 (HIV-1) RNA in perinatally infected infants. Understanding the dynamics of HIV-1 infection and its relation to disease progression may help identify opportunities for effective antiviral treatment in infected infants. METHODS We obtained plasma samples from 106 HIV-infected(More)
BACKGROUND Air leaks after pulmonary resections may contribute to increased patient morbidity, delayed removal of chest drainage tubes, and prolonged hospitalization. OBJECTIVE The purpose of this study was to investigate the effects of a new synthetic, absorbable sealant on the healing of healthy bronchial and lung tissues (experimental study) and its(More)
Ethnic differences in response comparability and bias were evaluated for elderly African American, Puerto Rican, and non-Hispanic Caucasian elderly subjects with some degree of disability and their caregivers. Responses were compared for items assessing basic and instrumental activities of daily living, memory problems, confusion, and global health status.(More)
Recent blood pressure trends reflect progress in hypertension control, but prevalent drug therapy precludes direct estimation of the component due to primary prevention. In data gathered on persons aged 35-74 years in three successive US health examination surveys (1960-1980), systolic blood pressure levels assuming no drug therapy were imputed by(More)
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