in this research standardized precipitation index (spi) in a period of 22 years(1990 to 2011) was used for zoning of climatic and agricultural drought in south khorasanprovince, iran. rainfall data of six synoptic stations were collected and used for evaluationof meteorological drought. also, reports of some local offices such as natural resources,agriculture, regional water and environment dep...

BACKGROUND Intestinal parasitic infection is one of the major public health problems in developing countries. Children are more vulnerable to these infections. In addition, the prevalence of infection is different among various communities; hence, there is a need for the periodical prevalence evaluation. This study was performed to define the prevalence of intestinal parasitic infection among t...

The prevalence of Theileria spp. infection was studied in sheep in the South Khorasan province in Iran from 2003 to 2004. A total of 840 sheep from 34 flocks were clinically examined and investigated for the presence of Theileria spp. in the appropriate blood smears and any tick species on the body of the animals. In this study, 11.9% of sheep were infected with Theileria spp., with a parasitem...

BACKGROUND Pediculosis (head lice) is considered as one of the most common health problems of the students in primary schools. The purpose of this study was to survey the prevalence rate of the infestation in the schools of Gonabad City (south of Khorasan-e-Razavi Province) to prevent its outbreak by on-time planning. METHODS In this retrospective-descriptive study, data were collected from t...

BACKGROUND The hospital-based stroke registry is useful for understanding diverse clinical characteristics of stroke related to geographical, racial, or environmental differences. METHODS The Khorasan Stroke Registry was established for evaluation of incidence, clinical manifestations, risk factors, topography, and etiology of ischemic stroke in Southern Khorasan, Iran, during 2001 - 2005. Co...

Productivity is the main concern of hospitals as organizations providing health services. As the role of hospital committees is increasing and their productivity and performance improvement is very important, the present study was performed to identify weaknesses and strengths of committee sessions. This analytical-descriptive study was conducted cross- sectional from January to April in 2012. ...

ObjectivesHuman papillomaviruses (HPV) are the main etiology of invasive cervical cancer. Together HPV and viral hepatitis account for cause 25% cancers in developing countries. To evaluate association between population movements spread HPV, this study looked at prevalence, genotypes, phylogenetic assessment Great Khorasan, a pilgrimage-tourism province northeast Iran.MethodsFrom March 2013 to...

Comparability analyses are performed to investigate similarities/differences of the standard precipitation index (SPI) and the reconnaissance drought index (RDI), respectively, utilizing precipitation and ratio of precipitation over potential evapotranspiration (ET0). Data are from six synoptic stations in south Khorasan province in Iran.At the first for calculating SPI, the elevation-precipita...