False-negative RT-PCR for COVID-19 and a diagnostic risk score: a retrospective cohort study among patients admitted to hospital.
Gupta-Wright A, Macleod CK, Barrett J, Filson SA, Corrah T, Parris V, Sandhu G, Harris M, Tennant R, Vaid N, Takata J, Duraisingham S, Gandy N, Chana H, Whittington A, McGregor A, Papineni P.
Gupta-Wright A, et al. Among authors: filson sa.
BMJ Open. 2021 Feb 9;11(2):e047110. doi: 10.1136/bmjopen-2020-047110.
BMJ Open. 2021.
PMID: 33563629
Free PMC article.