PMC:7269710 / 26549-27197 JSONTXT 2 Projects

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Id Subject Object Predicate Lexical cue
T232 0-156 Sentence denotes Other study limitations include the small sample size used to ascertain the incubation period, because primary cases could not be identified with certainty.
T233 157-306 Sentence denotes Moreover, symptom-onset dates and the movement of and exposure history of cases detected overseas were either based on media reports or were unknown.
T234 307-648 Sentence denotes Based on symptom-onset dates of 17 local cases, the median incubation period (4 days) corroborates other published findings.16, 17 Although there is interest on asymptomatic transmission, we are unable to address this point in our study, and further studies should be done to better understand disease transmissibility of asymptomatic cases.