1. The accuracy and response characteristics of a simplified ear oximeter;Chapman, K.R.; D'Urzo, A.; Rebuck, A.S.;Chest,1983
2. Accuracy, sensitivity to carboxyhaemoglobin, and speed of response of the HP-47201A ear oximeter;Douglas, N.J.; Brash, H.M.; Wraith, P.K.;Am Rev Respir Dis,1979
3. Evaluation of Biox IIA ear Warley, Mitchell, Stradling oximeter;Tweeddale, P.M.; Douglas, N.J.;Thorax,1985
4. Range of accuracy of two wavelength oximetry;Chapman, K.R.; Liu, F.L.W.; Watson, R.M.; Rebuck, A.S.;Chest,1986
5. Blood gas calculator;Severingaus, J.W.;J Appi Physiol,1966