In this paper we propose a conditional logic IBC to represent iterated belief revision. We define an iterated belief revision system by strengthening the postulates proposed by Darwiche and Pearl [3]. First, following the line of Darwiche and Pearl, we modify AGM postulates to make belief revision a function of epistemic states rather than of belief sets. Then we propose a set of postulates for...

Background: Morbid obesity contributes to many health risks including physical, emotional, and social problems. The increasing prevalence of obesity is a major public health concern since obesity is associated with several chronic diseases. Morbid obesity is one of the biggest independent risk factors for early mortality. Various options for the surgical treatment of morbid obesity have bee...

Background: The role of prognosis-prediction by scoring systems is an issue of importance to decrease the mortality rate in children with trauma. In this study, our goal was to evaluate the prognosis of trauma among children younger than 17 years of age and the contributing factors in the setting of a teaching hospital. Materials and Methods: In this descriptive cross-sectional study, we evalua...

Opium dependency is an important health problem in Iran. Several studies show that most opium dependent patients have concomitant psychiatric disorders. The aim of this study was evaluation of psychiatric disorders in opium dependency in comparison with heroin dependency. Background: This is a descriptive study on 192 male opium dependent patients who were admitted in dualdiagnosis ward of Behe...

BACKGROUND Opium dependency is an important health problem in Iran. Several studies show that most opium dependent patients have concomitant psychiatric disorders. The aim of this study was evaluation of psychiatric disorders in opium dependency in comparison with heroin dependency. METHODS This is a descriptive study on 192 male opium dependent patients who were admitted in dual- diagnosis w...

BACKGROUND While substance abuse among psychiatric patients is a widely known problem in clinical practice, there is no local study about prevalence and co-occurrence of substance abuse in north of Iran. OBJECTIVES The present study was designed to determine the frequency of smoking, alcohol, opioid and cannabinoid substances, and prescription medicines abuse or dependence among Psychiatric I...

case report: besides the interaction with other drugs (mainly warfarin and amiodarone). orlistat´s mainly side effects are gastrointestinal disorders such as the existence of oily spotting from the rectum, abdominal pain or discomfort, fecal urgency. there are also side effects at other levels, like flu symptoms, hypoglycemia, heathache or upper respiratory infections. there are other side effe...