Tigist Demisew, Sindew Mahmud and Tesfaye kechalew
Relato de caso
N Chandra Wickramasinghe*, Edward J Steele, Reginald M Gorczynski, Robert Temple, Gensuke Tokoro, Jiangwen Q, Daryl H Wallis and Brig Klyce
Análise
Rona Nsouli
Comunicação curta
Nigussu Fasil*, Terefe Simon Juta and Dessie Sheferaw
Artigo de Pesquisa