Table 2.

Data providers included in the genetics study.

Data provider	Country	Patients enrolled in WP5a	Patients enrolled in WP4bb
University of Bern, Bern	Switzerland	153	73
Istituto Giannina Gaslini, Genova	Italy	8	8
University Hospital Brno, Brno	Czech Republic	173	54
Motol Teaching Hospital Prague, Prague	Czech Republic	86	41
Kraeftens Bekaempelse, Copenhagen	Denmark	94	35
Osteosarcoma clinical trial	Germany	124	107
University Hospital Muenster, Muenster	Germany	297	111
Euramos clinical trial	Germany	36	34
University Lübeck, Lübeck	Germany	30	12
University Graz, Graz	Austria	29	10
Academical Medical Center Amsterdam, Amsterdam	The Netherlands	17	22
Erasmus Medical Center, Rotterdam	The Netherlands	32	32
University Medical Center Groningen, Groningen	The Netherlands	18	18
Princess Máxima Center for Pediatric Oncology, Utrecht	The Netherlands	27	27

^aWP5: work package 5.

^bWP4b: work package 4b.