Links[1] https://www.uab.edu/medicine/surgery/cardiothoracic/faculty/still-sasha-m-d [2] https://www.ctsnet.org/user/login?destination=user/490423 [3] https://www.ctsnet.org/print/home/sstill [4] https://www.ctsnet.org/society/ctsnet [5] https://www.ctsnet.org/society/sts