Vereczkey, A., Kósa, Z., Csáky-Szunyogh, M., Urbán, R., & Czeizel, A. (2013). Birth outcomes of cases with right sided obstructive defects of heart a population-based case-control study. International Journal of Health, 1(1), 8-16. https://doi.org/10.14419/ijh.v1i1.931