"Cerebral cicatrix. The reaction of neuroglia and microglia to brain wounds," Bulletin of the Johns Hopkins Hospital, 41 (5): 278-303 / Wilder Graves Penfield and P. del Rio-Hortega
"The incidence of traumatic epilepsy and headache after injury in civil practice," Research Publications of the Association for Research in Nervous and Mental Disease, 24: 620-634 / Wilder Graves Penfield and Murton Shaver
"Electroencephalograms in post-traumatic epilepsy: pre-operative and post-operative studies," American Journal of Psychiatry, 100 (3): 365-377 / Wilder Graves Penfield and Herbert Jasper