P. Artemiou, S. Mizakova, S. Lukacin, and I. Pashalidis, “The Role of Cardiopulmonary Bypass on the Early Postoperative IgG levels, Effect on the Postoperative Outcome in Cardiac Surgery Patients - A Pilot Study”, Cardiovasc. j., vol. 7, no. 2, pp. 79–84, Feb. 2015.