title: Development of the urorectal septum and differentiation of the urogenital sinus in human embryos of stages 13 to 19.
authors.affiliation: Department of Anatomy, K. Marcinkowski University School of Medical Sciences, Poznań.
authors.forename: P
authors.initials: P
authors.lastname: Kromer
mesh_terms: D002454:Cell Differentiation / Q000502:physiology; D002988:Cloaca / Q000196:embryology*; D004622:Embryo, Mammalian / Q000033:anatomy & histology; D005314:Embryonic and Fetal Development / Q000502:physiology; D005260:Female; D005865:Gestational Age; D006801:Humans; D008297:Male; D012007:Rectum / Q000196:embryology*; D014566:Urogenital System / Q000196:embryology*