[Important and anniversary dates in the history of internal medicine in 1980].
D005060:Europe; D049672:History, 19th Century; D049673:History, 20th Century; D007388:Internal Medicine / Q000266:history*; D012425:Russia (Pre-1917); D014586:USSR
Znamenatel'nye i iubileĭnye daty istorii terapii 1980 g.