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USMLE Step 2 CK Exam Prep

Written for USMLE Step 2 CK, current as of 2026-09-28 (passing score 218 effective 2025-07-01; test-day format transitioned to sixteen 30-minute blocks on or after 2026-05-07) — verified current against the vendor's official exam information on 2026-09-28.

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