Chinenye Nwabueze, Emmanuel Igwenagu and Casmir Obiakor
Artigo de Pesquisa
Sumiko Hayase, Yoshiko Kumagai, Rika Shoji , Sumie Nakahashi , Yuko Tokudome and Katsumi Yamanaka
Artigo de Pesquisa
Jean Baptiste Yaokreh, Yapo Guy Serges Kouamé, Ossenou Ouattara and Rufin Dick
Relato de caso
Marie Tobolova, Milan Chmelar, Ivo Provaznik1, Zdenek Reznicek, Radovan Kabes and Jaromir Bastinec
Artigo de Pesquisa