University of Oklahoma Aug 12 2025 University of Oklahoma researchers are conducting a first-of-its-kind study to determine whether cannabis use affects recovery from the wounds associated with head and neck cancer surgery. The outcomes may have implications for other types of surgery and conditions. Lurdes Queimado, M.D., Ph.D., and Mark Mims, M.D., have been funded by the Presbyterian Health Foundation in Oklahoma City to lead the research, which will include 220 adult patients undergoing