Introduction.
Kato
Seiji
S
Department of Anatomy, Oita Medical University, Oita 879-5593, Japan.
D000818:Animals; D006651:Histocytochemistry; D006801:Humans; D008208:Lymphatic System / Q000648:ultrastructure*; D008854:Microscopy, Electron; D014070:Tooth / Q000098:blood supply / Q000648:ultrastructure