title: [Evo-devo of multicellular animals: four evolutionary steps to vertebrates].
authors.affiliation: hwada@seto.kyoto-u.ac.jp
authors.forename: H
authors.initials: H
authors.lastname: Wada
mesh_terms: D000818:Animals; D019521:Body Patterning / Q000235:genetics; D019143:Evolution, Molecular; D020440:Gene Duplication; D005801:Genes, Homeobox; D014714:Vertebrates / Q000196:embryology