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Figure 1.
Standardised factor loadings and between-factor correlations of Graetz's model [6]. Boxes represent GHQ-12 items; ellipses represent factors. One-way and two-way arrows indicate factor loadings and between-factor correlations, respectively.
Gao et al. Health and Quality of Life Outcomes 2004 2:63 doi:10.1186/1477-7525-2-63
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