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Longer Incision Made.—In the article, "External Intercostal Muscle Biopsy," published in the November Archives (32:779-780, 1975), an error occurred on p 779. In column 3, line 7, the measurement should have read "an 8- to 9-cm incision," not "a 4.5-cm incision."
CORRECTION. Arch Neurol. 1976;33(3):214. doi:10.1001/archneur.1976.00500030070015
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