title: Letter: Cartilage ulceration and shear fatigue failure.
mesh_terms: D002356:Cartilage / Q000473:pathology*; D002357:Cartilage Diseases / Q000209:etiology / Q000473:pathology*; D006801:Humans; D010003:Osteoarthritis / Q000473:pathology*; D013312:Stress, Physiological; D014456:Ulcer