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November 1989
The Penumbra Effect: Vasomotion-Dependent Pulse Oximeter Artifact due to Probe Malposition
JOSEPH F. KELLEHER, M.D., M.A.;
JOSEPH F. KELLEHER, M.D., M.A.
*Resident in Anesthesia.
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RON H. RUFF, M.D.
RON H. RUFF, M.D.
†Staff Anesthesiologist.
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Anesthesiology November 1989, Vol. 71, 787–790.
Citation
JOSEPH F. KELLEHER, RON H. RUFF; The Penumbra Effect: Vasomotion-Dependent Pulse Oximeter Artifact due to Probe Malposition. Anesthesiology 1989; 71:787–790 doi: https://doi.org/10.1097/00000542-198911000-00028
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