weather data generators (wgs) have been developed for an extension of time series of such weather variables as rainfall, temperature and relative humidity to provide better understanding of systems affected by climatic factors. different algorithms have been applied in these generators, broadly divided into parametric & non-parametric ones. in this study, the performance of non-parametric gener...

background: caustics produce one of the most serious complications of poisonings. this research was aimed to study demographical, clinical and endoscopic findings in patients with corrosive injury. methods: in a retrospective survey, all records of the patients who had been admitted to razi and 17th shahrivar hospital in rasht city due to the ingestion of caustic agents during 2002-2009 and end...

background: acetaminophen is widely used as an analgesic and antipyretic drug and it is a frequent cause of acute drug poisoning.this study was carried out to investigate the demographic information and clinical and laboratory findings in acetaminophen poisoning patients referred to “17 shahrivar” and “razi” educational hospitals, rasht. methods: in this retrospective cross-sectional study, 125...

BACKGROUND Vaginal bleeding is a common complication during pregnancy, which is observed in about 1/4 of pregnancies and in half of cases can lead to abortion. If vaginal bleeding happens during pregnancy some adverse pregnancy outcomes, including perinatal mortality and morbidity, low birth weight and preterm delivery will be increased. OBJECTIVE The aim of this study was to determine the re...

OBJECTIVE To investigate the relationship of snacking during school hours, sleep time, and breakfast consumption by weight status of Iranian high school girls in urban and rural areas in Guilan Province, Iran. DESIGN Data were collected by self-administered questionnaire and measure of body weight and height. SETTING High schools in urban and rural areas in Guilan Province, northern Iran. ...

Background Epidemiological information on tuberculosis (TB) is required to plan control and prevention strategies and to inform service delivery systems. The aim of present study was to determine the epidemiological status of TB in Hamadan Province covering a seven-year period.   Methods In this cross-sectional study all registered TB patients suffering from any form of smear-positive, smear-ne...

For the first time, sulfur dioxide concentration was monitored between 2005 and 2016 over Iran which is among the countries with a high SO2 emission rate in the world. To that end, SO2 column concentration at Planetary Boundary Layer (PBL) from Ozone Monitoring Instrument (OMI) was analyzed. OMI is a sensor onboard the Aura satellite which can measure daily SO2 concentration on the global scale...

Background & Aims: Ulcerative colitis is one of the inflammatory bowel diseases with unknown etiology. Genetic and environmental factors are thought to be effective in this disease. According to the limited studies in our country, general assessment of demographic features and clinical symptoms seems to be essential. Methods: In this prospective and cross-sectional study, 85 cases of ulcerat...