title: [Diagnostic errors in collagen diseases in children].
mesh_terms: D000367:Age Factors; D001021:Aortic Valve / Q000637:transplantation; D002648:Child; D019411:Clinical Laboratory Techniques; D003095:Collagen Diseases / Q000175:diagnosis*; D003951:Diagnostic Errors; D006801:Humans; D008297:Male
vernacular_title: Przyczynek do błedów w rozpoznawaniu chorób kolagenowych u dzieci.