نتایج جستجو برای: seasonal distribution
تعداد نتایج: 666481 فیلتر نتایج به سال:
background rotaviruses are the most common cause of viral gastroenteritis in newborns and young children. the current study intended to investigate the presence of rotavirus antigen in fecal specimens of children with acute diarrhea, to determine its prevalence and to examine its distribution pattern by age, gender and season. objectives this was a retrospective investigation of cases with rota...
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BACKGROUND Otitis media is an important cause of pediatric consultation, and knowledge of yearly pathogen distribution might improve antimicrobial selection. OBJECTIVES To determine the seasonal pathogen and antimicrobial resistance distribution among Costa Rican children with otitis media. METHODS Between 1999 and 2004, 952 children with otitis media, aged 3-144 months who participated in ...
To investigate the physico-chemical properties of aerosols in Taiwan, an observation network was initiated in 2003. In this work, the measurements of the mass concentration and carbonaceous composition of PM10 and PM2.5 are presented. Analysis on the data collected in the first 5-years, from 2003 to 2007, showed that there was a very strong contrast in the aerosol concentration and composition ...
The alien invasive insect pest, Spodoptera frugiperda Smith (Lepidoptera: Noctuidae), commonly referred as to fall armyworm (FAW), is causing significant losses maize production in Africa since its detection 2016. Despite being the primary pest of main food crop country, researchers are more focused on control methods’ development. There no or little research done seasonality which greatly help...
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