Butterbrod, E., Sitskoorn, M., Bakker, M., Jakobs, B., Fleischeuer, R., Roijers, J., Rutten, G-J., & Gehring, K. (2021). The APOE ε4 allele in relation to pre- and postsurgical cognitive functioning of patients with primary brain tumors. European Journal of Neurology, 28(5), 1665-1676.