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. 2020 Aug 25;56(4):106143. doi: 10.1016/j.ijantimicag.2020.106143

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Fig 2 — Comparison of SpO₂ (%) changes between the two treatment groups. The control group received oral lopinavir/ritonavir 400/100 mg twice daily and oral hydroxychloroquine 400 mg daily; the case group in addition to the same regimen also received oral azithromycin 500 mg daily.