Questione giuridica chiave
Whether the appeal was admissible despite the missing attachment and insufficient reasoning.
Decisione estratta
The appeal was inadmissible because the defect was not cured within the set deadline and the filing did not contain sufficient appeal grounds.
Motivazione estratta
The appellant did not remedy the missing attachment under Art. 42(5) BGG and the submission, including the medical certificate, did not satisfy the requirement of a reasoned appeal under Art. 42(2) BGG.