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. Author manuscript; available in PMC: 2011 Jan 5.
Published in final edited form as: Circulation. 2009 Dec 21;121(1):34–42. doi: 10.1161/CIRCULATIONAHA.109.869396

Figure 1. Level of Participation of PHN Fontan Cross-Sectional Study Enrolled Subjects.

Figure 1

BNP, brain natriuretic peptide; CHQ, Child Health Questionnaire; ECHO, echocardiography; MRI, magnetic resonance imaging; PHN, Pediatric Heart Network; vars, variables