“…Over the past decades, thanks to the efforts by us and others, there have been a large number of reports about POC diagnostic systems and some of them have been commercialized for clinical disease diagnostics either in hospital or resource-poor regions [64] , [65] , [66] , [67] , [68] , [69] , [70] , [71] , [72] , [73] , [74] , [75] , [76] , [77] , [78] , [79] , [80] . Hence, under the background of COVID-19 outbreak and the high demand for rapid, sensitive and accurate on-site diagnostics, it is necessary to review the recent progresses of the development of POC diagnostics for on-site diagnosis of infectious diseases, attempting to provide new approaches and research directions for the future development of POC diagnostics.…”