New trustee starts as chairman of LA's leaderless Children's Hospital.
D002140:California; D006075:Governing Board; D006666:History of Medicine; D006745:Hospital Bed Capacity, 300 to 499; D006776:Hospitals, Pediatric / Q000458:organization & administration*; D006782:Hospitals, Special / Q000458:organization & administration*; D014341:Trustees