Singapore Med J 2015; 56(2): e26–e28; http://dx.doi.org/10.11622/smedj.2015030
On page e27, the normal range for carboxyhaemoglobin should have been 0%–10%, and the suggested ranges for non-smokers and smokers are 0%–2% and 0%–10%,(1–3) respectively.
Table I.
Laboratory test results of the patient.
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