TY - RPRT TI - Estimating Cardiac 5-HT2B Safety Margins for Repeated Low-Dose Psilocybin Using an Exposure-Response Model AU - Tyler, W. J. AU - Sellers, E. AU - McDonnell, M. B. PY - 2026 DO - 10.64898/2026.07.19.739440 UR - https://www.biorxiv.org/content/10.64898/2026.07.19.739440v1 ID - 10.64898/2026.07.19.739440 ER -