A 32-year-old man was attacked by flies while camping around Khorram Abad, Lorestan Province, western Iran. Pruritic dermatitis with marked edema and considerable discomfort appeared mainly on the lower legs. The flies were identified as Simulium. Simuliids are tiny bloodsucking flies, popularly known as blackflies or buffalo flies, belonging to the dipterous, family Simulidae. They are occurre...

in this research by taking advantage of degradtion model ina grid system an area of 9222 km in eastern part of tehran province including eslam shahr , rey , varamin , damavand , and firooz kooh were studied . the results show that 43.8 % of the area , due to its natural condition , is not suitable for development. the rest of the area ( 42.5) due to the degradation caused by man's activiti...

J. M. Hamm,1,* A. F. Page,1 J. Bravo-Abad,2 F. J. Garcia-Vidal,2,3 and O. Hess1,† 1Blackett Laboratory, Department of Physics, Imperial College London, London SW7 2AZ, United Kingdom 2Departamento de Fı́sica Teórica de la Materia Condensada and Condensed Matter Physics Center (IFIMAC), Universidad Autónoma de Madrid, E-28049 Madrid, Spain 3Donostia International Physics Center (DIPC), E-20018 Do...

The main aim of this study was to find out the barriers in dengue prevention in the Swat District of Khyber Pkhtunkhwa Province, Pakistan. A sample size of 354 respondents were proportionally allocated to each Mahallah or street (Tahir Abad, Angaro Dheri, Usman Abad and Banr) and then randomly selected. The association of the independent variable (barriers to prevention) and dependent variables...