Stommel, Manfred
Clinical research: concepts and principles for advanced practice nurses
Lippincott Williams & Wilkins, 2004
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Gillis, Angela
Research for nurses: methods and interpretation
F.A. Davis , 2002
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Giles, David C.
Advanced research methods in psychology
Routledge, 2002
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Advanced Materials Research
Trans Tech, 2011
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Fern, Edward F.
Advanced focus group research
Sage, 2001
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