From the Department of Laboratory Medicine, School of Medicine, University of California, San Francisco; and Alameda Health System/Highland Hospital, Oakland, CA.
Reprints: Valerie Ng, PhD, MD, Clinical Laboratory, Alameda Health System/Highland Hospital, 1411, E 31st St, Oakland, CA 94602. E-mail: [email protected].
The author declares no conflict of interest.
doi: 10.1097/POC.0000000000000059