To slow the spread of coronavirus, testing is essential — and not just getting a test, but getting the results back as quickly as possible. A shortage of the equipment and chemicals needed to perform the tests is part of the problem, but the country also lacks a robust electronic medical record system, which would allow information to be shared seamlessly. We wondered: How much is that slowing everything down? Amy Scott speaks with Julia Adler-Milstein, a professor of medicine at the University of California, San Francisco, where her research focuses on electronic health records. She says part of the problem is all the different software providers — companies like Epic, CareCloud and Athenahealth — don’t play well together.