TY - DATA T1 - National Medical Expenditure Survey, 1987: Survey of American Indians and Alaska Natives, Preliminary Ambulatory Medical Visit Data [Public Use Tape 23.5P] AU - United States Department of Health and Human Services. Agency for Health Care Policy and Research PY - 2006 DO - 10.3886/ICPSR06221.v1 PB - [distributor] ER -