Department of Otolaryngology-Head and Neck Surgery University of Pennsylvania Children’s Hospital of Philadelphia Philadelphia 19104 USA;
Department of Otolaryngology-Head and Neck Surgery University of Pennsylvania Children’s Hospital of Philadelphia Philadelphia 19104 USA;
Adenotonsillectomy; Tonsillectomy; Tonsillectomy and adenoidectomy; Bleeding disorders; Sleep apnea; Covid-19; Sickle cell disease; Pediatrics; Recurrent tonsillitis;