title: Comment on the letter by Hurst and Van den Berg.
authors.forename: D
authors.initials: D
authors.lastname: Kuntz
mesh_terms: D006801:Humans; D007592:Joint Diseases / Q000209:etiology*; D007676:Kidney Failure, Chronic / Q000150:complications*; D013122:Spinal Diseases / Q000209:etiology*