By McCaig, Linda F..
Hyattsville, Md. U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Center for Health Statistics 1994 .
iv, 78 p. , "July 1994." | "This report describes the methods used in the 1992 National Ambulatory Medical Care Survey. This survey is based on data obtained from the national probability sample of visits to hospital emergency and outpatient departments." 28 cm..
0840604939

Hyattsville, Md. U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control, National Center for Health Statistics 1996 .
p. cm. , "Based on data collected from a national sample of non-Federal, general or short-stay hospitals, statistics are presented on the provision and utilization of ambulatory medical care services in hospital emergency departments during 1992. Ambulatory medical care services are described in terms of patient characteristics, visit characteristics, and facility characteristics." | "August 1996." 0840605196