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In the original article, "Forms of Benign Multiple Sclerosis, (Archives 17:588-600 [Dec] 1967) by Mackay and Hirano, the following points were incorrect: on page 590, column 2, last line—the word attenuation should have been attention; on page 596, column 1, line 10 of the last paragraph—the word adequate should have been inadequate; and on page 597, column 2, last line of second paragraph— the word explain was misspelled.
ERRATUM. Arch Neurol. 1968;18(2):207. doi:10.1001/archneur.1968.00470320109012