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Continue to ChatElectrocardiographic and echocardiographic findings in street children known to be substance abusers - https://avesis.istanbul.edu.tr/yayin/1cdbcef3-a108-4e27-8d2a-84d3883de3f1/electrocardiographic-and-echocardiographic-findings-in-street-children-known-to-be-substance-abusers