Use when targeting The Journal of Allergy and Clinical Immunology (JACI) or deciding whether an allergy/asthma/clinical-immunology study fits this venue. Encodes the journal's fit, the clinical-and-mechanistic immunology evidence bar, reporting-guideline and registration requirements, AAAAI/Elsevier house style, official-submission re-check, and desk-reject heuristics. Venue-fit aid only, not clinical advice.