title: CORR Insights(®): Bilateral Pars Defects at the L4 Vertebra Result in Increased Degeneration When Compared With Those at L5: An Anatomic Study.
authors.affiliation: Hospital for Special Surgery, 535 East 70th Street, New York, NY, 10021, USA. tjsurg@aol.com.
authors.forename: Todd J
authors.initials: TJ
authors.lastname: Albert
mesh_terms: D005260:Female; D006801:Humans; D007403:Intervertebral Disc / Q000473:pathology*; D055959:Intervertebral Disc Degeneration / Q000209:etiology*; D008159:Lumbar Vertebrae / Q000473:pathology*; D008297:Male; D013169:Spondylolysis / Q000150:complications*