Canada Parrish

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Opiate reinforcement was evaluated under a progressive ratio (PR) schedule often used for psychostimulant self-administration (termed 'PR 3-4' because the third response requirement was four lever presses) and three additional schedules that were modified to provide successively lower levels of difficulty by decreasing the steepness of response requirement(More)
Using data from the São Paulo Megacity Mental Health Survey and logistic regression models, we studied how childhood neglect, physical abuse, sexual abuse, and family violence were related to adult hypertension and heart disease. After adjustment for sociodemographic factors, child physical abuse was associated with hypertension and heart disease, whereas(More)
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