July 14 (UPI) -- A recent study by Stanford University offers a warning that therapy chatbots could pose a substantial safety risk to users suffering from mental health issues. The Stanford research study on the use of large langue model chatbots will publicly be presented later this month at the eighth annual ACM Conference on Fairness, Accountability and Transparency from June 23-26 in Athens, Greece, in a study titled: "Expressing stigma and inappropriate responses prevents LLMs from safely