نتایج جستجو برای: 6th
تعداد نتایج: 8267 فیلتر نتایج به سال:
INTRODUCTION In 2004, baseline surveys of Project MYTRI, a randomized intervention trial in Chennai and Delhi, India, found that tobacco use among 6th graders was greater than that among 8th graders. These results were surprising - typically, tobacco use increases with grade level. The present study aimed to assess whether this unique differential was sustained over time, as students moved into...
False positive Wassermann reaction (W-R.) and Kahn test after yaccination have been reported by a number of writers. Rein and Elsberg (1945) reviewed the literature on the subject. It was proposed to investigate the incidence of post-vaccinial seropositive reactions amongst men in Ceylon Army Command. Exigencies of service, however, did not permit completion of this survey. The results of the d...
193 ABSTRACT Human papillomavirus (HPV) infection, a causative factor for cervical cancer, remains a topic of great interest. About 80% of sexually active women are at risk of acquiring an HPV infection at some point in life, the peak incidence of infection having been identified in young women. The aim of the study was to assess the knowledge and attitudes of medical students about sexually tr...
Low-income students are at increased risk for grade retention and suspension, which dampens their chances of high school graduation, college attendance, and future success. Drawing from a sample of 357 children and their families who participated in the Chicago School Readiness Project, we examine whether greater exposure to cumulative poverty-related risk from preschool through 5th grade is as...
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