Nature journal review often spans 1–3 months per round, with first decisions ranging from about 10 to 45 days depending on the title.

Nature Communications review time typically runs 4–8 weeks to first decision, with full acceptance often taking 3–6 months.

Most expedited IRB decisions arrive in 1–4 weeks, but no federal rule sets a deadline; local queues and submission quality drive timing.

Peer review typically runs 4–12 weeks to first decision, with full cycles spanning 3–6 months depending on field and journal.

Most peer reviews run 4–12 weeks from editor assignment to first decision, with big swings by field, journal, and reviewer availability.

Peer review of a paper typically takes 4–8 weeks to a first decision, and full cycles often span 3–6 months with revisions.

Most IRB reviews run 1–8 weeks, depending on review level, meeting cycles, and submission quality.

MEPS medical record reviews usually take 2–7 business days, but complex cases with consults or waivers can run several weeks.

A VA Higher-Level Review typically finishes in about 125 days (around 4–5 months), though an informal conference can extend the wait.

Most VA Higher-Level Reviews finish near 125 days, though backlogs or a requested conference can add months.