van den Heuvel‑Eibrink Marry M, van der Kooi Anne-Lotte L F, Wallace W Hamish B
Princess Máxima Center for Pediatric Oncology, Utrecht, the Netherlands
Erasmus Medical Center Rotterdam, Rotterdam, the Netherlands
N Engl J Med. 2018 Jan 25;378(4):399-400. doi: 10.1056/NEJMc1715731.