title: [Histogenetic prerequisites for considering extra-embryonic organ tissues in modern tissue classifications].
authors.forename: V D
authors.initials: VD
authors.lastname: Novikov
mesh_terms: D000818:Animals; D004622:Embryo, Mammalian / Q000033:anatomy & histology*; D004626:Embryology / Q000145:classification; D005314:Embryonic and Fetal Development; D006653:Histology / Q000145:classification*; D006801:Humans; D009024:Morphogenesis