Giergiczny M, Dekker T, Hess S, Chintakayala P. Testing the stability of utility parameters in repeated best, repeated best-worst and one-off best-worst studies. Eur J Trans Infra. 2017 Sep 1;17(4):457-76. doi: 10.18757/ejtir.2017.17.4.3209
Heyes A. Clinical trial experience with Functional Assessment of Cancer Therapy—Lung in conventional and targeted non—small cell lung cancer therapy. Semin Oncol. 2004 Jun 1;31(Suppl. 9):16-22.