F. A. Berden, I. M. van Zwietering, R. Maan, R. J. de Knegt, W. Kievit, and J. P. Drenth, “High Risk of Infection During Triple Therapy with First- Generation Protease Inhibitors: A Nationwide Cohort Study”, JGLD, vol. 25, no. 2, pp. 197–204, Jun. 2016.