International Journal of Cardiology Congenital Heart Disease: 2021, vol: 3, issue:
1)- Ioannis Farmakis, Diamantis Kosmidis, Christos Liantzakis, Evangelia Serasli, Haralambos Karvounis, Athanasios Koutsakis, George Giannakoulas. The spectrum of COVID-19 in complex adult congenital heart disease: A case series.International journal of cardiology. Congenital heart disease. 2021, 3: 100097