title: Bone mass in adolescents with early-onset juvenile idiopathic arthritis: comment on the article by Lien et al.
authors.forename: Johannes
authors.initials: J
authors.lastname: Roth
mesh_terms: D000293:Adolescent; D017668:Age of Onset; D001171:Arthritis, Juvenile / Q000473:pathology*; D015519:Bone Density; D001842:Bone and Bones / Q000473:pathology*; D006801:Humans