to investigate attitudes of iranian senior dental students towards preventive dentistry in relation to their background factors and self-perceived competency in providing preventive care.in spring 2008, a questionnaire survey was conducted with all the senior dental students of seven randomly selected state dental schools in iran. in addition to the respondents' age and gender, the voluntary qu...

background: the international drug abuse standards were achieved by review of a vast meta-analysis in the world and released 2 years ago in vienna. review of national programs in recent 20 years and conformity of them is the main objective of this presentation. methods: based on research that was supported by unodc and dchq, the demand reduction program in iran at the mentioned time was studied...

thin ewes or very over-conditioned ewes and ewes carrying multiple pregnanciesare more likely to develop pregnancy toxemia (ketosis). pregnancy toxemia is a metabolic disorder characterized by hypoglycemia and hyperketonemia resulting from incapacity of the ewes to maintain adequate energy balance (usually in the last 5-6 weeks).available information about pregnancy toxemia focuses mainly on pa...

conclusions intravenous etomidate 0.03 mg/kg prior to induction can effectively reduce the incidence and severity of myoclonus linked to etomidate. results the incidence and intensity of myoclonus were significantly lower in the low-dose etomidate group. the incidence rates of myoclonus were 51 (71.85%), 61 (85.9%), 30 (42.3%) and 41 (57.7%), and the percentages of patients who experienced grad...

background: injury is a leading cause of morbidity and mortality in children. there is insufficient data on the epidemiology or incidence of injuries in the first two years of life, especially in iran. the main objective of this study was to describe the incidence and causes of injuries in a sample group of infants and toddlers in mashhad, iran. methods: this prospective, observational study, w...

background: accidents are the first cause of death in children under 5- year, especially in low- and middle-income countries. the aim of this study was to identify the determinants of prevention behavior of domestic accidents in mothers of children fewer than 5 years old based on protection motivation theory )pmt(. materials and methods: in this cross-sectional descriptive-analytic study, 190 m...

background: rotavirus is one of the most common etiologic agent of severe acute diarrhea in infants and children which results in high mortality and morbidity globally. prophylactic strategies are required to prevent acute rotavirus diarrhea. recently, the beneficial effect of probiotic therapy in control of rotavirus diarrhea was noted in many investigations. this systematic review investigate...

background: deoxynivalenol (don) is a mycotoxin produced mainly by fusarium graminearum in grains such as wheat and maize. the aim of this study was to evaluate the inhibitory effects of citrus flavanones including, naringin (nar), hesperidin (hes), and neohesperidin (neo) on deoxynivalenol production using response surface methodology (rsm). methods: the studied flavanones were extracted from ...

crimean-congo hemorrhagic fever is a tick-borne viral disease reported from more than 30 countries in africa, asia, south-east europe, and the middle east. the majority of human cases are workers in livestock industry, agriculture, slaughterhouses, and veterinary practice. the current mortality rate in endemic areas varies between 5 to 20 percent depending on the geographic location and medical...