id author title date pages extension mime words sentences flesch summary cache txt cord-271211-frkk6w0a Han, Yu The transmission and diagnosis of 2019 novel coronavirus infection disease (COVID‐19): A Chinese perspective 2020-03-12 .txt text/plain 2110 139 55 The Chinese government has taken emergency measures to control the outbreak and has undertaken initial steps in the diagnosis and treatment of 2019 novel coronavirus infection disease (COVID‐19). A study in South Korea showed that many environmental surfaces of patients with MERS were contaminated by MERS-CoV, and virus RNA was detected from environmental surfaces within 5 days after the last positive PCR of patients' respiratory samples. 12 Guangzhou CDC also found SARS-CoV-2 in the house of a confirmed patient, 13 which serves as evidence of contact transmission. 20 The Lancet also reminded doctors not to ignore SARS-CoV-2 transmission via ocular surfaces as infected droplets and bodily fluids may easily contaminate the human conjunctival epithelium. 27 A study showed that during the outbreak of SARS-CoV, of all exposed health care workers, 7.5% were asymptomatic SARSpositive cases. SARS-CoV-2 viral load in upper respiratory specimens of infected patients ./cache/cord-271211-frkk6w0a.txt ./txt/cord-271211-frkk6w0a.txt