The hospital has 191 beds[1] and is affiliated with the UCSF School of Medicine.[2] The hospital provides comprehensive pediatric specialties and subspecialties to infants, children, teens and young adults aged 0–21[3][4] throughout Northern California.UCSF Benioff Children's Hospital Oakland also features a Level 1 Pediatric Trauma Center, one of five in the state.[5] It has an affiliated research organization, the Children's Hospital Oakland Research Institute, or CHORI, and is involved in research and treatment for a variety of children's health issues, such as pediatric obesity, cancers, sickle cell disease, AIDS/HIV, hemophilia and cystic fibrosis.[9][10] UCSF Benioff Children's Hospital Oakland is a teaching hospital with a three-year Pediatrics residency program, currently employing 78 residents in total.