title: [Systems approach to the problem of classifying medical research].
mesh_terms: D002965:Classification; D006285:Health Planning / Q000639:trends*; D009934:Organization and Administration; D012106:Research / Q000592:standards*; D013597:Systems Analysis; D014586:USSR
vernacular_title: O sistemnom podkhode k probleme klassifikatsii meditsinskikh nauchnykh issledovaniĭ.