MacLeod S, Tkatch R, Kraemer S, Fellows A, McGinn M, Schaeffer J, Yeh CS. The impact of COVID-19 on informal caregivers in the US. Int J Aging Res. 2021 Jan;4(87).
Thijssen JJJ, Bregantini D. Costly sequential experimentation and project valuation with an application to health technology assessment. J Econ Dyn Control. 2017 Apr 1;77:202-29. doi: 10.1016/j.jedc.2017.01.016
Tuells A, Arana A, Perez-Gutthann S, García-Rodríguez LA. El Proyecto BIFAP. Inv Clin Farm. 2003;0:25-6.