Cressman Sonya, Ten Haaf Kevin, Lam Stephen, Tammemägi Martin
The British Columbia Cancer Agency, Vancouver, British Columbia, Canada (S.C., S.L.).
Erasmus University Medical Center, Rotterdam, the Netherlands (K.T.).
Ann Intern Med. 2018 Aug 7;169(3):199-200. doi: 10.7326/L18-0236.