Ключевые слова: aerosol transmission, coronavirus prevention, coughs, covid19 protection, droplet spread, face covering, face mask efficacy, healthcare setting, healthcare worker, hospital equipment, infection control, mask fit, mask maintenance, mask materials, mask types, maskwearing guidelines, medical mask, medical supplies, pandemic safety, public health, quarantine measures, respiratory droplets, respiratory hygiene, respiratory protection, safety protocols, sneezes, social distancing, surgical mask, virus filtration, virus transmission,