The NCBI study begins with the following abstract: Many countries across the globe utilized medical and non-medical facemasks as non-pharmaceutical intervention for reducing the transmission and infectivity of [the] coronavirus disease-2019 (COVID-19). Although, scientific evidence supporting facemasks’ efficacy is lacking, adverse physiological, psychological and health effects are established. It has been hypothesized that facemasks have compromised safety and efficacy profile and should be avoided from use. The current article comprehensively summarizes scientific evidence[s] with respect to wearing facemasks in the COVID-19 era, providing proper information for public health and decision making. The study concludes (emphasis added): The existing scientific evidence[s]...