title: [A microanatomical study of atrioventricular modal system and its blood supply (author's transl)].
mesh_terms: D000328:Adult; D000368:Aged; D001283:Atrioventricular Node / Q000033:anatomy & histology*; D006329:Heart Conduction System / Q000033:anatomy & histology*; D006801:Humans; D008875:Middle Aged