Drop-in child care: sandcastles and sensitivity.
D002140:California; D002648:Child; D002654:Child Care; D002675:Child, Preschool; D004636:Emergency Service, Hospital / Q000458:organization & administration*; D006746:Hospital Bed Capacity, 500 and over; D006758:Hospital Volunteers / Q000706:statistics & numerical data*; D006785:Hospitals, University; D006801:Humans