scholarly journals Re-evaluating a vision-related quality of life questionnaire with item response theory (IRT) and differential item functioning (DIF) analyses

2011 ◽  
Vol 11 (1) ◽  
Author(s):  
Ruth MA van Nispen ◽  
Dirk L Knol ◽  
Maaike Langelaan ◽  
Ger HMB van Rens
2008 ◽  
Vol 61 (3) ◽  
pp. 268-276 ◽  
Author(s):  
Michelle M. Langer ◽  
Cheryl D. Hill ◽  
David Thissen ◽  
Tasha M. Burwinkle ◽  
James W. Varni ◽  
...  

2007 ◽  
Vol 84 (8) ◽  
pp. 710-720 ◽  
Author(s):  
RUTH M. A. VAN NISPEN ◽  
DIRK L. KNOL ◽  
MAAIKE LANGELAAN ◽  
MICHIEL R. DE BOER ◽  
CAROLINE B. TERWEE ◽  
...  

2009 ◽  
Vol 30 (1) ◽  
pp. 5-15 ◽  
Author(s):  
Dennis G. Fryback ◽  
Mari Palta ◽  
Dasha Cherepanov ◽  
Daniel Bolt ◽  
Jee-Seon Kim

2003 ◽  
Vol 3 (6) ◽  
pp. 783-791 ◽  
Author(s):  
Richard Gershon ◽  
David Cella ◽  
Kelly Dineen ◽  
Sarah Rosenbloom ◽  
Amy Peterman ◽  
...  

2013 ◽  
Author(s):  
Torquil Watt ◽  
Laszlo Hegedus ◽  
Steen Joop Bonnema ◽  
Jakob Bue Bjorner ◽  
Mogens Groenvold ◽  
...  

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