Safety, tolerability, pharmacodynamic and wellbeing effects of SPL026 (dimethyltryptamine fumarate) in healthy participants: a randomized, placebo-controlled phase 1 trial oleh Ellen James, David Erritzoe, Tiffanie Benway, Zelah Joel, Christopher Timmermann, Meghan Good, Claudio Agnorelli, Brandon M. Weiss, Tommaso Barba, Graham Campbell, Michelle Baker Jones, Charlotte Hughes, Helen Topping, Malcolm Boyce, Carol Routledge