1. Endogamy, consanguinity and community genetics
2. Christianson A, Howson CP, Modell B. March of Dimes global report on birth defects. March of Dimes Birth Defects Foundation, White Plains. 2006:24–27
3. Management of Haemoglobin Disorders. Report of a Joint WHO-TIF (Thalassaemia International Federation) Meeting held at Nicosia, Cyprus, 16–18 November 2007. WHO Library Cataloguing-in-Publication Data. Geneva, Switzerland: printed by the WHO Production Services. (NLM classification: WH 190)