title: [Verification of a method of radiologic study on the parallelism of L5-S1 as an early sign of disk herniation].
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D007405:Intervertebral Disc Displacement / Q000000981:diagnostic imaging / Q000473:pathology*; D008159:Lumbar Vertebrae / Q000000981:diagnostic imaging; D008297:Male; D011859:Radiography; D012447:Sacrum / Q000000981:diagnostic imaging
vernacular_title: Verifica di un metodo di studio radiologico sul parallelismo L5-S1, quale segno precoce di erniazione discale.