title: [Medical care in the past and present. What did we gain or lose?].
authors.forename: E I
authors.initials: EI
authors.lastname: Chazov
mesh_terms: D003695:Delivery of Health Care / Q000266:history* / Q000379:methods / Q000639:trends; D049673:History, 20th Century; D049674:History, 21st Century; D012426:Russia