1. The need for a new medical model: a challenge for biomedicine;Engel;Science,1977
2. The biopsychosocial model of illness: a model whose time has come;Wade;Clin Rehabil,2017
3. Defining function in the functional medicine model;Bland;Integr Med,2017
4. Patient-centered care: Antecedents, triggers, and mediators;Galland;Altern Ther Health Med,2006
5. Functional medicine: A clinical model to address chronic disease. The Institute for Functional Medicine. Updated October 11, 2021. https://functionalmedicine.widen.net/s/pkcvf2wzlj/ifm_functional_medicine_descriptive_paper. Accessed May 11, 2022.