title: [A histological study on the bladder neck sclerosis of the aged (author's transl)].
mesh_terms: D000367:Age Factors; D000368:Aged; D003094:Collagen / Q000378:metabolism; D006801:Humans; D008875:Middle Aged; D012598:Sclerosis; D001743:Urinary Bladder / Q000378:metabolism / Q000473:pathology*; D001745:Urinary Bladder Diseases / Q000473:pathology
chemical_list: D003094:Collagen