Description based on 1999; title from PDF image (CDC, NCHS, National Hospital Discharge and Ambulatory Surgery Data Web page; viewed Mar. 14, 2007).
Latest issue consulted: 2005, published 2007; title from PDF t.p. (viewed Sept. 23, 2009).
Formed by the union of: Detailed diagnoses and procedures, National Hospital Discharge Survey (Online); and: National Hospital Discharge Survey. Annual summary (Online).