long-term ingestion of large amounts of fluoride can lead to potentially severe skeletal problems and neurological consequences. the study was conducted to assess and compare intelligence quotient of children living in high and low fluoride areas in kutch, gujarat, india.a cross-sectional descriptive survey was conducted among 100 school children aged 8 to 10 years, living in kutch district, gu...

this study was performed during the abatement of two asbestos-containing materials (acm):baumlite board (cement flat board) and ceiling textile. the concentrations of total dust for personal sampling were 0.28 and 1.70 mg/m3 during baumlite board and ceiling textile abatements, respectively, when calculated with 8-hr time-weighted average (twa). the geometric mean (gm) asbestos concentrations w...

this study was performed during the abatement of two asbestos-containing materials (acm):baumlite board (cement flat board) and ceiling textile. the concentrations of total dust for personal sampling were 0.28 and 1.70 mg/m3 during baumlite board and ceiling textile abatements, respectively, when calculated with 8-hr time-weighted average (twa). the geometric mean (gm) asbestos concentrations w...

effects were studied of 200 ppm silver and copper nano-suspensions, with size range from 20 to 80 nm, on the hardness of particleboards produced at an industrial scale at the iran-choob factory, iran. metal nano-suspensions were added to the mat at two levels of 100 and 150 milli-liters/kg dry weight wood particles, and the results were compared with those of the control panels. results showed ...

background the critical role that the board plays in governance of universities clarifies the necessity of evaluating its performance. this study was aimed to evaluate the performance of the boards of medical universities and provide solutions to enhance its performance.   methods the first phase of present study was a qualitative research in which data were collected through face-to-face semi-...

conclusions because there was no significant difference in the effectiveness between hospitals with and without board of trustees, decision-makers must monitor how the commands are carried out to make board of trustees for hospitals and make sure its success in achieving its objectives. results among the five variables related to the effectiveness, safety showed to have the highest weight and m...

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