Backgrounds and Objectives: Precise air pollutants prediction, as the first step in facing air pollution problem, could provide helpful information for authorities in order to have appropriate actions toward this challenge. Regarding the importance of carbon monoxide (CO) in Tehran atmosphere, this study aims to introduce a suitable model for predicting this pollutant. Materials and Method: W...

Background: Bioaerosol spreading in different parts of hospitals are known as hazardous factors for health, which play a major role in hospital infection. The object of this study was to investigate the possibility of microorganisms in the air, including fungal spores and bacteria in the air of different parts of hospitals. Methods: This was a cross-sectional study carried out in 1390. Air sam...