1. Department of Pathogen Molecular Biology; London School of Hygiene & Tropical Medicine; Keppel St London WC1E 7HT UK
2. Institut National de Recherche en Sante Publique; Nouakchott Mauritania
3. Laboratory of Bacteriology and Virology; Le Dantec Hospital; Cheikh Anta Diop University; Dakar Senegal
4. Malaria Programme; Wellcome Trust Sanger Institute; Hinxton UK