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Sipos L , Bajcsay A , Kontra G , Czirják S , Jánváry L , Fedorcsák I , Polgár C .Sipos L , et al. Among authors: janvary l.Ideggyogy Sz. 2019 Nov 30;72(11-12):427-431. doi: 10.18071/isz.72.0427.Ideggyogy Sz. 2019.PMID: 31834687Free article.Hungarian.