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To the Editor:—I have just read the excellent paper by Dr. Helen Dawson on the anatomic abnormalities in a set of pygopagus twins, published in the American Journal of Diseases of Children for December 1944.
For the sake of completeness, I wish to take exception to the statement made by Dr. Dawson, "A number of pygopagus twins have been described in the literature, but unfortunately no descriptions of complete dissections are available." I should like to call attention to a paper written by the late Dr. E. R. LeCount and me and published in the Archives of Pathology and Laboratory Medicine (3:171-192 [Feb.] 1927) giving a complete report on the observations at necropsy on the famous pygopagus twins, Rosa and Josepha Blazek. Although Dr. Dawson mentioned these twins in her paper and gave several references to them, she apparently had failed to see our paper, which summarizes the
PERLSTEIN MA. PYGOPAGUS TWINS. Am J Dis Child. 1945;69(2):117. doi:10.1001/archpedi.1945.02020140049008