title: The organization of the endocrine pancreas: a hypothetical unifying view of the phylogenetic differences.
mesh_terms: D000663:Amphibians / Q000033:anatomy & histology; D000818:Animals; D001717:Birds / Q000033:anatomy & histology; D005399:Fishes / Q000033:anatomy & histology; D007515:Islets of Langerhans / Q000166:cytology* / Q000196:embryology; D010802:Phylogeny; D012104:Reptiles / Q000033:anatomy & histology