title: Two rare spinal conditions in children.
authors.forename: Wallace B
authors.initials: WB
authors.lastname: Lehman
mesh_terms: D001416:Back Pain / Q000175:diagnosis*; D002114:Calcinosis / Q000175:diagnosis*; D002574:Cervical Vertebrae; D002648:Child; D002817:Chordoma / Q000175:diagnosis* / Q000601:surgery; D005260:Female; D006801:Humans; D008159:Lumbar Vertebrae / Q000601:surgery; D019547:Neck Pain / Q000175:diagnosis*; D013125:Spinal Neoplasms / Q000601:surgery*