Ключевые слова: antigen, antigen test, australia, back to school, box, concept, coronavirus, covid test, covid19, epidemic, equipment, express, fast, free, health, healthcare, kit, laboratory, medical, medicine, nasal, nasal swab, negative, outbreak, pandemic, positive, rapid, rapid antigen test, rapid diagnostic test, rat, screening, selftest, selftesting, student, swab, test, test kit, testing, virus,