Links
[1] https://www.ctsnet.org/user/login?destination=user/531469
[2] https://www.ctsnet.org/print/home/davidmatthews2vagov
[3] https://www.ctsnet.org/article/global-surgeon-spotlight-interview-professor-barasa-otsyula
[4] https://www.ctsnet.org/articles/davidmatthews2%40va.gov
[5] https://www.ctsnet.org/society/ctsnet