Historical clue formulations

• Medicare subsection covering ambulance services — 2026-04-17
• Medicare section — 2025-03-30
• Medicare section that covers ambulance services — 2024-12-22
• Medicare section — 2021-04-14
• Medicare section that covers X-rays — 2020-08-12
• Medicare provision for nonhospital expenses — 2018-10-21
• Medicare section that covers flu shots — 2015-07-07
• Medicare option — 2015-06-12
• Second installment — 2015-02-28
• Medicare component — 2014-08-13
• Medicare add-on — 2010-09-05
• Second section — 2010-08-10
• Added-on Medicare provisions — 2010-07-11
• Medical insurance portion of Medicare — 2009-12-23
• Second of two sections — 2009-05-26