?:authorAffiliation
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[\'Department of Surgery, Mount Auburn Hospital, Waltham, Massachusetts, USA.\', \'Department of Surgery, Harvard Medical School, Boston, Massachusetts, USA.\', \'Department of Surgery, Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA.\', \'Department of Medicine, Mount Auburn Hospital, Waltham, Massachusetts, USA.\', \'Department of Medicine, Harvard Medical School, Boston, Massachusetts, USA.\']
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