Spontaneous polyarthritis in MRL/l mice.
D000818:Animals; D001168:Arthritis / Q000209:etiology / Q000473:pathology*; D004195:Disease Models, Animal; D005260:Female; D007596:Joints / Q000473:pathology; D008297:Male; D051379:Mice; D008815:Mice, Inbred Strains