Klimanskaia, E V [Lesions of the upper segments of the gastrointestinal tract in children with scleroderma]. [electronic resource] - Revmatologiia (Moscow, Russia) - 26-9 p. digital Publication Type: English Abstract; Journal Article ISSN: 0233-7029 Subjects--Topical Terms: AdolescentChildChild, PreschoolDuodenal Diseases--diagnosisEsophageal Diseases--diagnosisHumansScleroderma, Systemic--complicationsStomach Diseases--diagnosis