THE CHORIO-ALLANTOIS OF THE CHICK. LIGHT AND ELECTRON MICROSCOPIC OBSERVATIONS AT VARIOUS TIMES OF INCUBATION.
D000482:Allantois; D000818:Animals; D002642:Chick Embryo; D004583:Electrons; D005321:Extraembryonic Membranes; D008027:Light; D008853:Microscopy; D008854:Microscopy, Electron; D012106:Research
CHICK EMBRYO; EXPERIMENTAL LAB STUDY; FETAL MEMBRANES; MICROSCOPY, ELECTRON