[On 3 stages of rheumatic activity in children].
D000208:Acute Disease; D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D004562:Electrocardiography; D005490:Focal Infection; D006801:Humans; D010701:Phonocardiography; D012216:Rheumatic Diseases / Q000145:classification* / Q000175:diagnosis
K voprosu o trekh stepeniakh aktivnosti revmatizma u deteĭ.