SEX, DRUGS, AND EARLY EMERGING RISK: EXAMINING THE ASSOCIATION BETWEEN SEXUAL DEBUT AND SUBSTANCE USE ACROSS ADOLESCENCE.

Sex, drugs, and early emerging risk: Examining the association between sexual debut and substance use across adolescence.

Sexual debut, or first intercourse, predicts problem behaviors such as substance use.This association could reflect a direct effect of debut itself, general developmental trends, or the fact that some youth are more predisposed to a wide array of problem behaviors (e.g., risky sex, substance use).Understanding the association between sexual debut a

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Benefits of Posterior Leaflet Preservation in Patients undergoing Mitral Valve Replacement Surgery: A Prospective Interventional Study

Introduction: Mitral Valve Replacement (MVR), an important treatment for rheumatic mitral valve disease, is being widely promoted worldwide.MVR using the total leaflet preservation technique can produce good results; however, patient-specific factors and anatomical considerations must be taken into account when selecting the appropriate surgical ap

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Positive predictive value of the infant respiratory distress syndrome diagnosis in the Danish National Patient Registry

Sandra Kruchov Thygesen, Morten Olsen, Christian Fynbo ChristiansenDepartment of Clinical Epidemiology, Aarhus University Hospital, Aarhus, DenmarkBackground: Infant respiratory distress syndrome (IRDS) is the most common respiratory disease in preterm infants, and is associated HERBATINT 7M with considerable morbidity and mortality.Valid data on I

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Motion Analysis Based on Invertible Rapid Transform

This paper presents the results LACTASE ENZYME of a study on the use of invertible rapid transform (IRT) for the motion estimation in a sequence of images.Motion estimation algorithms based on the analysis of the matrix of states (produced in the IRT calculation) are described.The new method was used experimentally to estimate crowd and traffic mot

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