|  |  |  |  
Logo of nihpaAbout Author manuscriptsSubmit a manuscriptHHS Public Access; Author Manuscript; Accepted for publication in peer reviewed journal;
From:
Nurs Res. Author manuscript; available in PMC 2006 July 4.
Published in final edited form as:
Nurs Res. 2006; 55(1): 34–42.

FIGURE 1

An external file that holds a picture, illustration, etc.
Object name is nihms10451f1.jpg

Participant progression.