Sawatzky R, Russell LB, Sajobi TT, Lix LM, Kopec J, Zumbo BD. The use of latent variable mixture models to identify invariant items in test construction. Qual Life Res. 2017 Aug 23 epub ahead of print.
Sawatzky R, Russell LB, Sajobi TT, Lix LM, Kopec J, Zumbo BD. The use of latent variable mixture models to identify invariant items in test construction. Qual Life Res. 2017 Aug 23 epub ahead of print.
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