ROBERTSON, H F The therapeutic value of early physical activity in rheumatic fever; preliminary report. [electronic resource] - The American journal of the medical sciences Jan 1946 - 67-73 p. digital Publication Type: Journal Article ISSN: 0002-9629 Standard No.: 10.1097/00000441-194601000-00007 doi Subjects--Topical Terms: Motor ActivityRheumatic Fever--therapy