Background and aim Riboflavin may have an acceptable effect on migraine among children. This study was carried out to determine the prophylactic effect of riboflavin on migraine in children. Methods This randomized clinical trial study was performed at Shahid Beheshti Hospital in Kashan, Iran from December 2012 to February 2015. Ninety children with migraine were allocated randomly into 3 gro...

Received: December 2011, Accepted: September 2012 Background: Head lice infestation is one of the most common parasitic infections with a long history in the world. The purpose of this study was to determine the prevalence of head lice infestation among 3-6 years old children going to nursery schools in Kashan, Iran in 2009. Materials and Methods: This cross-sectional study was performed on 120...

The Antarctic plateau provides superb sites for infrared astronomy, a result of the combination of low temperatures, low levels of precipitable water vapor, high altitude, and atmospheric stability. We have undertaken measurements of the sky background from 1 to 5 km at the South Pole, using a single channel InSb spectrometer, the Infrared Photometer Spectrometer (IRPS), during the winter (dark...

Beyond critique of current maturity models, the research literature has neglected to supply empirical evidence of the value Knowledge Management (KM) holds for organizations. Specifically, not much is known regarding KM in developing economies. The majority of studies, in common with other emergent business philosophies, are for the most part focused on large organizations of developed economie...

introduction: gastric cancer is the second most common gi malignancy in zahedan. this investigation was undertaken to define the demographic,clinicopathological, and prognostic factors relevant to patients withgastric adenocarcinoma. methods: we did a retrospective study of 100 patientswith gastric cancer who had been at ali ebne abitaleb hospital and khatam al anbia hospitalin 2004-2006. data ...

Abstract Herein, 14 severe quasi-linear convective systems (QLCS) covering a wide range of geographical locations and environmental conditions are simulated for both 1- 3-km horizontal grid resolutions, to further clarify their comparative capabilities in representing system features associated with weather production. Emphasis is placed on validating the reflectivity structures, cold pool stre...