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In the RESIDENT'S PAGE entitled "Pathology Quiz Case 1," under the heading "Clinical and Pathology Diagnosis," published in the April Archives (1981;117:240-242), on page 242, in the first column, 17 lines down, the word describing the portion of the eccrine sweat duct should have been "intradermal" not "intraepidermal." The entire sentence should have read as follows: "The dermal duct tumor, described by Winkelmann and McLeod3 in 1966, occurs lower in the dermis and is believed to be derived from the intradermal portion of the eccrine sweat duct."