Asrat, D. A., Hathaway, A., Sjögren, E., Ekwall, E., & Kaijser, B. (1997). The serotype distribution of Campylobacter jejuni and C. coli isolated from patients with diarrhoea and controls at Tikur Anbassa Hospital, Addis Ababa, Ethiopia. Cambridge University Press.

Asrat, D. A., A. Hathaway, E. Sjögren, E. Ekwall, and B. Kaijser. The Serotype Distribution of Campylobacter Jejuni and C. Coli Isolated From Patients With Diarrhoea and Controls At Tikur Anbassa Hospital, Addis Ababa, Ethiopia. Cambridge University Press, 1997.

Asrat, D. A., et al. The Serotype Distribution of Campylobacter Jejuni and C. Coli Isolated From Patients With Diarrhoea and Controls At Tikur Anbassa Hospital, Addis Ababa, Ethiopia. Cambridge University Press, 1997.