title: [Principle of complexity in scientific research].
mesh_terms: D049672:History, 19th Century; D049673:History, 20th Century; D010686:Philosophy, Medical; D012106:Research / Q000266:history*; D012425:Russia (Pre-1917); D014455:Ukraine
vernacular_title: Printsip kompleksnosti nauchnykh issledovaniiakh.