1. Weatherall, D. J. & Clegg, J. B. The Thalassaemia Syndromes 4th edn (Blackwell Science, Oxford, 2001).The principal monograph on thalassaemia: the fourth edition covers every aspect of the field and contains over 3,000 references.
2. Weatherall, D. J. & Clegg, J. B. Thalassaemia — a global public health problem. Nature Med. 2, 847–849 (1996).
3. Weatherall, D. J., Clegg, J. B., Higgs, D. R. & Wood, W. G. in The Metabolic and Molecular Bases of Inherited Disease (ed. Scriver, C. R.) 4571–4636 (McGraw–Hill, New York, 2001).
4. Stamatoyannopoulos, G. & Grosveld, F. in The Molecular Basis of Blood Disease (eds Stamatoyannopoulos, G., Majerus, P. W., Perimutter, R. M. & Varmus, H.) 135–182 (Saunders, New York, 2001).An excellent up-to-date review on what is known about the mechanisms of the differential expression of the globin genes during development.
5. World Health Organization. Guidelines for the control of haemoglobin disorders. Report of the VIth Annual Meeting of the WHO Working Group on Haemoglobinopathies, Cagliari, Sardinia, 8–9 April, 1989 (1994).