[Piriform muscle syndrome].
Eilam
O
O
D001416:Back Pain / Q000209:etiology / Q000503:physiopathology*; D006801:Humans; D018482:Muscle, Skeletal / Q000503:physiopathology; D009135:Muscular Diseases / Q000209:etiology / Q000503:physiopathology*; D012585:Sciatica / Q000503:physiopathology*; D013577:Syndrome