Comparaison of literature coverage (2009 sample): total papers published on malaria (in blue), Malaria Journal papers (in red), American Journal of Tropical Medicine and Hygiene (in green). The following categories were used: 1. Diagnostics. 2. Molecular/Genetics. 3. Clinical. 4. Entomology/Insecticides. 5. Biology/Biochemistry. 6. Social Sciences/Health Policy. 7. Epidemiology/Control. 8. Immunology/Vaccines. 9. Pathophysiology. 10. Drugs/Drug resistance.