In the article "Surgery for Mitral Stenosis. A Review of Progress," by Dr. Edward F. Bland (5: 290, 1952), the following changes should be read in table 2: the footnote "†Operations by Drs. J. G. Scannell and R. Warren" applies to the entry "Author's series (Boston)" rather than to the "Totals." Please note that Dr. Warren has no middle initial.
- © 1952 American Heart Association, Inc.