1. Adhanom TDW, Witten HK, Getachew A, Seboxa T: Malaria. The Epidemiology and Ecology of Health and Disease in Ethiopia 1st edition. Edited by: Berhane Y, Hailemariam D, Kloos H. 2006, Ababa Addis, Ethiopia: Shama PLC, 556-576.
2. Federal Ministry of Health (FMH): Malaria and Other Vector-borne Diseases Control Unit. 1999, Addis Ababa, Ethiopia: Federal Ministry of Health of Ethiopia
3. Lesaffre E, Spiessens B: On the effect of the number of quadrature points in a logistic random-effects model: an example. Applied Statistics. 2001, 50: 325-335. 10.1111/1467-9876.00237.
4. Federal Ministry of Health (FMH): Guideline for malaria epidemic prevention and control in Ethiopia. 2004, Addis Ababa, Ethiopia: Federal democratic Republic of Ethiopia, Ministry of Health, 2
5. World Health Organization: Health action in crises: Horn of Africa Health Review.
http://www.who.int/hac/crises/international/hoafrica/en/index.htm
,