The sequelae of acute bacterial meningitis in children who were treated with ampicillin or chloramphenicol for seven days during the period khordad 1366 to Ordibehesht 1369 were assessed prospectively. 165 patients (85 boys and 80 girls) ranged in age from five days to 12 years (mean 31.5 months) were studied. Haemophilus influenza type B was isolated in 65 % , Streptococcus pneumoniae in 25% a...

Background: To evaluate the dosimetric difference between conventional and three-dimensional conformal Radiotherapy (3D-CRT) using 6 and 18 MV X-ray photons. Materials and Methods: Computed tomography scans of 26 pelvic patients were acquired and transferred to the 3D treatment planning system. For each patient, 8 Conventional plans (3, 4, 5 and 6 Fields) and one 3D-CRT plan were prep...

water shortage is the most important factors on crop production in the world. several methods of deficit irrigation are solutions for reduction of irrigation water. to understand the effects of conventional deficit irrigation and partial root zone drying treatments on yield, yield components and water use efficiency of sunflower (farrokh cultivar), one study was carried out. the research was co...