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Usefulness of non-invasive spectrophotometric haemoglobin estimation for detecting low haemoglobin levels when compared with a standard laboratory assay for preoperative assessment.
Khalafallah AA, Chilvers CR, Thomas M, Chilvers CM, Sexton M, Vialle M, Robertson IK. Khalafallah AA, et al. Among authors: robertson ik. Br J Anaesth. 2015 Apr;114(4):669-76. doi: 10.1093/bja/aeu403. Epub 2014 Dec 13. Br J Anaesth. 2015. PMID: 25501721 Free article. Clinical Trial.
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