The ecological study determined that per- and poly-fluoroalkyl substances (PFAS) from drinking water through examination of the associations between PFAS in drinking water measured in two waves ...
The mean (95% confidence interval) pressure drop from the prongs to the pharynx was 3.2 (2.6 to 3.7) cm H 2 O with mouths open and 2.2 (1.6 to 2.8) cm H 2 O with mouths closed. Mouth closure augments ...