%0 Journal Article %T CARDIAC ARRHYTHMIA AS A CAUSE OF SYNCOPE IN CHILDREN. CLINICAL OBSERVATION %A Tolstikova, T.V. %A Marchuk, T.P. %A Gvak, G.V. %K %J Acta biomedica scientifica %D 2017 %N 2 %P 3 %I Scientific Center for Family Problems and Human Reproduction