Comparing the fit of N95, KN95, surgical, and cloth face masks and assessing the accuracy of fit checking.

in: PLoS ONE | 2021

von Eugenia O'Kelly | Anmol Arora | Sophia Pirog | +2

Systems approach to health service design, delivery and improvement: a systematic review and meta-analysis

in: BMJ Open | 2021

von Yuanyuan Liu | Terry Dickerson | James Ward | +12