Rofieda Alwaqfi, M.D., Martin C. Chang, M.D。ph.D., and Terence J. Colgan, M.D.

From the Sinai Health System(R.A.,T.J.C.);The Sinai Health System and University of Toronto (M.C.C.), Toronto, Ontario, Canada.

An earlier version of this study was a poster presentation at the United States-Canadian Academy of Pathology Annual Meeting, March 17, 2018, Vancouver.

Supported by the Department of Pathology and Laboratory Medicine, Mount Sinai Hospital.

The authors declare no conflict of interest.

Address correspondence and reprint requests to Terence J.

Colgan, MD, LifeLabs, 100 International Blvd., Toronto, ON,

Canada M9W 6J6.

顾伟勇 翻译 宁燕 审校