You can read their paper here but as you can see there are still some challenges with it, another company that has tried to do something similar is https://iris.ai/ for academia. This is where you can scan the literature and pull out the important parts you need to know. In Australia in there is a doctor named Samuel Gluck, who also has been working on AI to go through specifically medical journals to pull out the important information for diseases for doctors and another version for patients.