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2. A new indicator dilution method for estimating surgical blood loss;Freedman;Anaesthesia,1984
3. A simple photoelectric method for determination of blood loss during transurethral surgery;Hansen;Scandinavian Journal of Urology and Nephrology,1978
4. Method for measuring blood loss during transurethral resection when non-haemolytic irrigation solutions are employed;Litin;Proceedings of the Staff Meetings of the Mayo Clinic,1959
5. A simple photoelectric method for the estimation of blood loss during surgery;Mainland;British Journal of Anaesthesia,1966