Lippincott, Williams & Wilkins, Health Care Management Review, 3(24), p. 64-72, 1999
DOI: 10.1097/00004010-199907000-00007
Lippincott, Williams & Wilkins, Health Care Management Review, 3(24), p. 64-72
DOI: 10.1097/00004010-199902430-00007
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