| P Cristian Gugiu Semi-structured interview protocol for constructing logic modelsP Cristian Gugiu Western Michigan University, Kalamazoo, MI 49009 5237, USA Eval Program Plann 30:339-50. 2007 Development and evaluation of the short version of the Patient Assessment of Chronic Illness Care instrumentP Cristian Gugiu Interdisciplinary Ph D in Evaluation Program, Western Michigan University, Kalamazoo, Michigan, USA Chronic Illn 5:268-76. 2009 A critical appraisal of standard guidelines for grading levels of evidenceP Cristian Gugiu Western Michigan University, MI, USA Eval Health Prof 33:233-55. 2010 Levels of evidence: a reply to berger and knollP Cristian Gugiu Western Michigan University, Kalamazoo, MI, USA Eval Health Prof 34:127-30. 2011
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