“From lab-based studies to eye-tracking in virtual and real worlds: conceptual and methodological problems and solutions.: Symposium 4 at the 20th European Conference on Eye Movement Research (ECEM) in Alicante, 20.8.2019”., J Eye Mov Res, vol. 12, no. 7, Nov. 2019, doi: 10.16910/jemr.12.7.8.