Questão jurídica principal
Whether the expert report from Begutachtungsstelle Y. had to be rejected for alleged bias of Dr. med. J. and the signing specialists.
Decisão extraída
No concrete grounds showed objective bias or unreliability; the report could be relied upon.
Fundamentação extraída
The alleged criminal proceedings against the former chief physician were irrelevant to this case, and no facts showed misconduct in the insured's own examination. The use of signatures 'on behalf of' did not undermine authenticity.