About the Authors
Schools of Nursing and Medicine, Institute for Translational Medicine and Therapeutics, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America
The authors have declared that no competing interests exist.
KOB and DJR designed the study. KOB and DJR performed the experiments. KOB, MLW, and MPR analyzed the data. MLW and DJR enrolled patients. KOB, MPR, and DJR contributed to writing the paper.