In this handout photo provided by Children’s Hospital of Philadelphia (CHOP) on Jan 23, 2024, (L-R) John A. Germiller, MD, PhD, an attending surgeon and Director of Clinical Research in the Division of Otolaryngology at CHOP, Amy White, AuD, CCC-A, audiologist at CHOP, Aissam Dam, 11-year-old patient who received the gene therapy treatment, Youssef Dam, Aissam’s father, and Jenna Duerr AuD, CCC-A, an audiologist at CHOP, pose for a picture. - (Photo: CHOP / AFP)
