Another Lexis diagram spotted: Marc Luy explaining concept of total mortality rate. Argues 2015 mort dip in many countries due to deaths postponed from 2014 #REVES2018 pic.twitter.com/kmplvPQy7S
— Tim Riffe (@timriffe1) May 30, 2018
век живи, век учись — дураком помрёшь
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