Ionic currents influencing spontaneous firing and pacemaker frequency in dopamine neurons of the ventrolateral periaqueductal gray and dorsal raphe nucleus (vlPAG/DRN): A voltage-clamp and computational modelling study. - Antonios G. Dougalis; Gillian A. C. Matthews; Birgit Liss; Mark A. Ungless (J. Comput. Neurosci., 2017)