Evidence
Specific when supported. Broader when not.
Aura uses installed, versioned medical content to control questions, evidence effects, result specificity, and care actions.
App-owned rules
The assessment follows explicit candidate, question, urgency, and stopping rules rather than improvising a result.
Visible sources
The source set supporting an installed result remains available with that result.
Honest uncertainty
When the acquired evidence cannot support a specific explanation, Aura deliberately returns a broader or unresolved outcome.