多发性肌炎，多肌炎

polymyositis\nPM\n外科

autoimmune polymyositis

anti-PM-1 antibody【免疫】;anti-polymyositis antibody【免疫】

trichinous polymyositis

polymyositis

multiple myositis;polymyositis

polymyositis, PM

haemorrhagica polymyositis