1.
Frits I. Mulder, Matteo Candeloro, Pieter W. Kamphuisen, Marcello Di Nisio, Patrick M. Bossuyt, Noori Guman, Kirsten Smit, Harry R. Büller, Nick van Es. The Khorana score for prediction of venous thromboembolism in cancer patients: a systematic review and meta-analysis. Haematologica 2019;104(6):1277-1287; https://doi.org/10.3324/haematol.2018.209114.