1. SheilaM. Anderson, F. T. Evans, and T. C. Gray (1965 ), in "General Anaesthesia ", md edition , Butterworth, London, 2 : 437 .
2. EXACT DETERMINATION OF THE CENTRAL VENOUS PRESSURE
3. CLINICAL SIGNIFICANCE OF CARDIAC AND RESPIRATORY ADJUSTMENTS IN CHRONIC ANEMIA
4. H. F. Brewer, F. T. Evans, and T. C. Gray (1965 ), in "General Anaesthesia ", 2nd edition , Butterworth, London: 56 .