Machado, B. C., Gonçalves, S. F., Martins, C., Hoek, H. W., & Machado, P. P. (2014). Risk factors and antecedent life events in the development of anorexia nervosa: a portuguese case-control study. European Eating Disorders Review, 22(4), 243–51. doi:10.1002/erv.2286