Unconventional Medicine in the United States : Prevalence, Costs, and Patterns of Use

Author(s): Eisenberg, D. ,, Kessler, R. C. , Foster, C. , Norlock, F. E. , Calkins, D. R. , Delbanco, T. L.

Journal/Book: New Engl J Med. 1993; 328(4): 246-252.

Keyword(s): nhk. usa. erhebung. kosten