title: The mechanism of aqueous outflow in birds. II. An ultrastructural study of perfused eyes.
mesh_terms: D000818:Animals; D000867:Anterior Chamber / Q000166:cytology*; D001082:Aqueous Humor / Q000502:physiology; D002645:Chickens; D008854:Microscopy, Electron; D010477:Perfusion; D013911:Thorium Dioxide
chemical_list: D013911:Thorium Dioxide