1 Drexel University School of Medicine, Philadelphia, Pennsylvania.
2 Wills Eye Hospital, Philadelphia, Pennsylvania.
3 New York University Grossman School of Medicine, New York University Langone Health, New York, New York.
4 Wills Eye Hospital, Philadelphia, Pennsylvania; Sidney Kimmel Medical College, Thomas Jefferson University, Philadelphia, Pennsylvania.
5 Wills Eye Hospital, Philadelphia, Pennsylvania; Sidney Kimmel Medical College, Thomas Jefferson University, Philadelphia, Pennsylvania; Columbia University Medical Center, New York, New York. Electronic address: ashukla@willseye.org.