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Factors associated with delayed diagnosis of symptomatic adult COVID-19 cases presenting to primary care: a population-wide study during transition from Delta to Omicron BA.1 in Singapore.
Tan RY, Wong B, Lim R, Lee CL, Tan J, Tan KB, Wee LE. Tan RY, et al. Among authors: tan j, tan kb. Lancet Reg Health West Pac. 2023 Sep 27;41:100919. doi: 10.1016/j.lanwpc.2023.100919. eCollection 2023 Dec. Lancet Reg Health West Pac. 2023. PMID: 37780634 Free PMC article.
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