1. World Health Organization: Global Tuberculosis Control: Surveillance, Planning, Financing. WHO report 2006. 2006, Geneva, Switzerland: World Health Organisation
2. World Health Organization: WHO report 2005. Global Tuberculosis Control: Surveillance, Planning, Financing. 2005, Geneva, Switzerland: WHO
3. World Health Organization: Global tuberculosis control: surveillance, planning, financing, WHO Report 2004. 2004, Geneva, Switzerland: World Health Organisation
4. Demissie M, Lindtjorn B, Berhane Y: Patient and health service delay in the diagnosis of pulmonary tuberculosis in Ethiopia. BMC Public Health. 2002, 2 (1): 23-10.1186/1471-2458-2-23.
5. Madebo T, Lindtjorn B: Delay in Treatment of pulmonary Tuberculosis: An analysis of symptom duration among Ethiopia patients. MedGenMed. 1999, 18: E6-