Dobrocky T, Piechowiak EI, Goldberg J, Barvulsky Aleman E, Nicholson P, Lynch J, Bervini D, Kaesmacher J, Agid R, Krings T, Raabe A, Gralla J, Pereira VM, Mordasini P. Absence of pontine perforators in vertebrobasilar dolichoectasia on ultra-high resolution cone-beam computed tomography. J Neurointerv Surg. 2021 Jun; 13(6):580-584.