Effectiveness and adherence to closed face shields in the prevention of COVID-19 transmission: a non-inferiority randomized controlled trial in a middle-income setting (COVPROSHIELD).
Andrea Ramirez VarelaAlejandro Pacheco GurruchagaSilvia Restrepo RestrepoJuan David MartinYessica Daniela Campaz LandazabalGuillermo Tamayo-CabezaSandra Contreras-ArrietaYuldor Caballero-DíazLuis Jorge Hernandez FlorezJohn Mario GonzálezJuan Carlos Santos-BarbosaJosé David PinzónJuan José Yepes-NuñezRachid LaajajGiancarlo Buitrago GutierrezMartha Vives FlorezJanner Fuentes CastilloGianni Quinche VargasAndres CasasAntonio MedinaEduardo Behrentznull nullPublished in: Trials (2022)
ClinicalTrials.gov NCT04647305 . Registered on November 30, 2020.