title: Attacks of stiffness following exercise in an 11-year-old-girl.
mesh_terms: D002648:Child; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007011:Hypoparathyroidism / Q000175:diagnosis*; D009069:Movement Disorders / Q000503:physiopathology; D005082:Physical Exertion; D011547:Pseudohypoparathyroidism / Q000175:diagnosis*