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2. Comparison of pH, carbon dioxide tension, standard bicarbonate and oxygen tension in arterial and capillary blood in the newborn period;Koch, G.; Wendel, H.;Acta Paediatr Scand,1967
3. Comparison between arterial, capillary and venous acid base measurements in the newborn infant;MacRae, OJ, Pulavradji 0;Journal of Obstetrics and Gynaecology of the British Commonwealth,1966
4. A comparison of descending aortic and arterialised capillary blood in the sick neonate;Can Med Assoc J,1972
5. Discussion of complications arising from catheterisation of umbilical vessels;Usher, R.,1969