title: Identification of neonatal grey lethal mice.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D002356:Cartilage; D003116:Color; D006652:Histological Techniques; D007180:Incisor / Q000254:growth & development; D008334:Mandible / Q000254:growth & development; D008722:Methods; D051379:Mice / Q000145:classification*; D008963:Molar / Q000254:growth & development; D009154:Mutation; D010022:Osteopetrosis / Q000175:diagnosis*; D013977:Tibia / Q000033:anatomy & histology; D014083:Tooth Germ / Q000254:growth & development