Lippincott, Williams & Wilkins, Health Care Management Review, 1(24), p. 7-16, 1999
DOI: 10.1097/00004010-199901000-00002
Lippincott, Williams & Wilkins, Health Care Management Review, 1(24), p. 7-16
DOI: 10.1097/00004010-199902410-00002
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