*:	Elected representative with voting rights
**:	Representative
a:	Working group: Aims of the Guideline
b:	Working group: Epidemiology
c:	Working group: Healthcare structures
d:	Working group: Diagnostics, staging classification and prognostic assessment
e:	Working group: Age and comorbidity
f:	Working group: Complications
g:	Working group: Timing and choice of first-line therapy
h:	Choice of therapy for recurrence
i:	Working group: Rehabilitation
j:	Working group: Supportive therapy, psycho-oncology und palliative medicine
k:	Working group: Scheduling of follow-up reviews (survivorship)