Published
Hyattsville, Md. : U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics ; Washington, DC : For sale by the U.S. G.P.O., Supt. of Docs., [1998]
Subjects (Medical)
Office Visits - utilization - United States.
Ambulatory Care Facilities - utilization - United States.
Ambulatory Care - in adolescence - United States
Ambulatory Care - in infancy & childhood - United States