Role of psoas mechanism in low-back complaints.
D000328:Adult; D001416:Back Pain / Q000209:etiology* / Q000628:therapy; D005260:Female; D006801:Humans; D008161:Lumbosacral Region; D008297:Male; D009132:Muscles / Q000503:physiopathology*; D013035:Spasm / Q000150:complications / Q000628:therapy