1 Brain and Eye Pain Imaging Lab, Pain and Affective Neuroscience Center, Department of Anesthesiology, Critical Care and Pain Medicine, Boston Children's Hospital, Harvard Medical School, Boston, MA, United States.
2 Department of Ophthalmology, Boston Children's Hospital, Harvard Medical School, Boston, MA, United States.
3 Surgical Services, Miami Veterans Administration Medical Center, Miami, FL, United States.
4 Bascom Palmer Eye Institute, University of Miami, Miami, FL, United States.
5 Cornea and Refractive Surgery Service, Department of Ophthalmology, Massachusetts Eye and Ear Infirmary, Harvard Medical School, Boston, MA, United States.