title: [On the histology and histochemistry of connective tissue framework of the visceral flap of the yolk sac of rodents].
mesh_terms: D003238:Connective Tissue / Q000033:anatomy & histology*; D005321:Extraembryonic Membranes / Q000033:anatomy & histology*; D006651:Histocytochemistry; D006652:Histological Techniques; D006801:Humans; D015017:Yolk Sac
keywords: CONNECTIVE TISSUE/anatomy and histology; FETAL MEMBRANES/anatomy and histology