Altered brain activity and functional connectivity after MDMA-assisted therapy for post-traumatic stress disorder. - Singleton SP; Wang JB; Mithoefer M; Hanlon C; George MS; Mithoefer A; Mithoefer O; Coker AR; Yazar-Klosinski B; Emerson A; Doblin R; Kuceyeski A (Frontiers in psychiatry, 2023)