Psychometric properties of the shortened Farsi version of the Food Cravings Questionnaire-TraitAlaleh Vaziri, Mohammad Selehi, Peyman Hassani-Abharian, Schwan Shariatirad, Alireza Mahjoub, Rogheye Dehjalali, Shadi Besarandi, Faraz Kasseb Danandeh and Alireza Noroozi