1. Ajemian, R. S. and Whitman, N. E. (1969) Determination of manganese in urine by atomic absorption spectrometry, Amer. Ind. Hyg. Assoc. J. 30, 52–56.
2. Alexander, F. W., Clayton, B. E. and Delves, H. T. (1974) Mineral and trace metal balance in children receiving normal and synthetic diets, Quart. J. Med. 169, 89–105.
3. Arkhipova, O. G., Tolgskaya, M. S. and Kochetkova, T. A. (1966) Toxic properties of manganese cyclopentadienyltricarbonyl antiknock substance, USSR literature on air pollution and related disease 12, 85–89.
4. Balani, S. G., Umarji, G. M., Bellare, R. A. and Merchant, H. C. (1967) Chronic manganese poisoning, J. Postgraduate Med. 13, 116–122.
5. Banta, G. and Markeshbery, W. R. (1977) Elevated manganese levels associated with dementia and extrapyramidal signs, Neurology
27, 213–216.