Historical clue formulations

• Mag for docs — 2018-11-14
• Weekly reading for drs. — 2018-03-22
• Publication read by drs. — 2017-09-24
• Doc's subscription — 2017-02-10
• Weekly reading for drs. — 2011-06-08
• Drs.' reading since 1883 — 2008-06-07
• Publication read by drs. — 2008-04-06
• Dr.'s magazine — 2004-06-20
• Dr.'s professional magazine — 2003-01-24
• Dr.'s magazine — 1995-09-29
• Doctors' professional magazine — 1993-12-18