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Logo of nihpaAbout Author manuscriptsSubmit a manuscriptNIH Public Access; Author Manuscript; Accepted for publication in peer reviewed journal;
From:
Nurs Res. Author manuscript; available in PMC Jul 4, 2006.
Published in final edited form as:
Nurs Res. 2006; 55(1): 34–42.
An external file that holds a picture, illustration, etc.
Object name is nihms10451f1.jpg Object name is nihms10451f1.jpg
FIGURE 1
Participant progression.