Albing, Carl
Prentice-Hall, 2005
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Devellis, Robert F.
Sage, 2003
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Devellis, Robert F.
Sage, 1991
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The Indonesian Journal of Gastroenterology Hepatology and Digestive Endoscopy Vol 2 (3) December 2001 : 22-24, 2001
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Devellis, Robert F.
Sage, 2017
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