conclusions: there are important deficits in adolescents’ knowledge about hbv that requires attention of health educators to tailor educational programs for specific groups. objectives: the aim of this study was to assess iranian adolescents’ knowledge about hepatitis b (hbv) and associated factors. patients and methods: we conducted a questionnaire-based national survey of 18-year-old adolesce...

This paper discusses the question of whether Universal Grammar is relevant to the study of second language acquisition—in particular second language phonology. It will be shown that the notion of Universal Grammar has been hard to define coherently, which makes it difficult to implement it in second language acquisition research. One framework which offers a possibly explicit definition of Univ...

introduction hepatitis b infection remains a major health problem worldwide and is an important cause of morbidity and mortality. since it is transmitted parenterally, investigation of new cases of hepatitis b infections for potential routes of transmission plays a crucial role in controlling hepatitis b infection in the community. case presentation in this study, we reported a new case of hepa...