Questione giuridica chiave
Whether the prior final denial of causation for the back complaints could be reopened by revision or reconsideration.
Decisione estratta
No reopening was justified; no new decisive facts or clear error were shown regarding the back complaints.
Motivazione estratta
The later medical writings did not establish a sufficiently probable unfall-related causal link for the spinal complaints, and the prior final decision remained binding.