1. Birch NJ (1970) The effects of lithium on plasma magnesium. Brit J Psychiat 116:461 Birch NJ (1973) The Role of Magnesium and Calcium in the Pharmacology of lithium. Biol Psychiat 7: 269–272
2. Birch NJ (1976) Possible mechanism for the mode of action of lithium. Nature 264:681 Birch NJ (1991) Lithium in the cellular environment. In: Birch NJ (ed) Lithium and the cell: pharmacology and biochemistry. Academic Press, London, pp. 159–173
3. Birch NJ (1994) Lithium ions have limited intracellular access: implications for cell regulation and pharmacology. J Trace Microprobe Tech 12: 1–16
4. Birch NJ, Hullin RP, Inie RA, Leaf FC (1974) Effects of lithium on the activity of pyruvate kinase and other magnesium dependent enzymes. Brit J Pharmac 52: 132P (Abstract)
5. Birch Birch NJ, Greenfield AA, Hullin RP (1977) Lithium therapy and alkaline earth metal metabolism: a biochemical screening study. Psychological Medicine 7:613-618 Birch NJ, Phillips JD (1991) Lithium and Medicine. In: Sykes AG (ed) Advances in inorganic chemistry. Vol 36. Academic Press, San Diego, pp. 49–75