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AIM Maternal periodontal infection has been recognized as a risk factor for premature and low birthweight infants. It is suspected that pathogens causing periodontal disease may translocate to the amniotic cavity and so contribute to triggering an adverse pregnancy outcome. The aim of this study was to evaluate whether the presence of specific periodontal(More)
The numerical and experimental investigation of the transient phenomena in hydroelectric power plants (HPPs) during off-design operating conditions is presented in this paper. Modeling of pipes, valves, surge tanks, Francis turbine and its draft tube based on one-dimensional approach is performed. Numerical simulation of transient phenomena is performed for(More)