- Publication venue
- American Medical Association (AMA)
- Publication date
- 01/02/1988
- Field of study
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- Publication venue
- AMPCo
- Publication date
- 01/03/1994
- Field of study
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- Publication venue
- AMPCo
- Publication date
- 01/03/1995
- Field of study
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- Publication venue
- AMPCo
- Publication date
- 01/10/1990
- Field of study
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