Caferoglu, Zeynep, e Gizem Aytekin Sahin. “The Effects of Kefir in Mixed Meals on Appetite and Food Intake: A Randomized Cross-over Trial”. Revista De Nutrição, vol. 34, abril de 2022, p. 1-11, https://seer.sis.puc-campinas.edu.br/nutricao/article/view/5769.