Patterns of patient utilization in a volunteer medical clinic.
D000293:Adolescent; D000328:Adult; D003153:Community Health Services / Q000706:statistics & numerical data*; D005191:Family Characteristics; D005260:Female; D005381:Financing, Organized; D006801:Humans; D008297:Male; D008875:Middle Aged; D009657:North Carolina; D012111:Residence Characteristics; D012959:Socioeconomic Factors; D013336:Students, Health Occupations; D014838:Volunteers