Published on in Vol 18, No 7 (2016): July

1 NIVEL Netherlands institute for health services research, Utrecht, Netherlands, The
2 Radboud University Medical Center, Dept of Primary and Community Care, Nijmegen, Netherlands, The
3 Hematon, Amersfoort, Netherlands, The
4 VU University Medical Center, Dept of Haematology, Amsterdam, Netherlands, The
5 NIVEL Netherlands institute for health services research, utrecht, Netherlands, The
6 University College of Southeast Norway, Drammen, Norway, Faculty of Health Sciences, Drammen, Norway