title: [Pineal gland ultrastructure and age in rat].
mesh_terms: D000367:Age Factors; D000818:Animals; D008297:Male; D008854:Microscopy, Electron; D010870:Pineal Gland / Q000648:ultrastructure*; D051381:Rats
vernacular_title: Zalezność ultrastruktury szyszynki szczura od wieku