RENBP and COVID-19: To compare the latter products, the single other POC IVD for COVID-19 Ag detection retrieved in the literature search was used, i.e., the 2019-Novel Coronavirus (2019-nCoV) Antigen Rapid Test Kit (BIOEASY Biotechnology Co., Shenzhen, China), further referred to as BIOEASY 2019-nCoV Ag Rapid Test Kit.