1. THE EFFECT OF LABOUR ON THE MATERNAL BLOOD-GAS AND ACID-BASE STATUS
2. THE ACID-BASE METABOLISM
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4. J. F. Pearson, and A. Doughty (1972 ): Proceedings of the Symposium on Epidural Analgesia in Obstetrics . H. K. Lewis & Co. Ltd., London, p. 16 .
5. J. F. Pearson (1972 ): Unpublished data.