title: [Problematic and thematic plan of research in the area of rheumatology in 1971].
mesh_terms: D005544:Forecasting; D006801:Humans; D012213:Rheumatic Fever; D012214:Rheumatic Heart Disease; D014586:USSR
vernacular_title: Problemno-tematicheskiĭ plan issledovaniĭ v oblasti revmatologii na 1971 g.