@base . a ; "1025-9732" ; . "Ethiopia" . a ; . a , ; "Bulletin of Jimma Institute of Health Sciences" . a , , ; , , ; "Bulletin of Jimma Institute of Health Sciences." ; ; ; "1025-9732" ; ; "1025-9732" ; ; "1025-9732" ; "Bulletin of Jimma Institute of Health Sciences" , "Bulletin of Jimma Institute of Health Sciences." ; . a ; "1025-9732" ; . a ; ; "20041117121300.0"^^ ; ; . . a .