Among the most interesting AI stories this week was an item about a Boston-area startup called OpenEvidence that uses generativeAI to provide answers to clinical questions based data from leading medical journals. The free-to-use app has proved enormously popular among doctors, with some surveys suggesting at least 40% of all U.S. physicians are using OpenEvidence to stay on top of the latest medical research and to ensure they are offering the most up-to-date treatments to patients. On the back of that kind of viral growth, OpenEvidence was able to raise $210 million in a venture capital deal in July that…