Healthline. https://www.healthline.com/nutrition/14-reasons-always-hungry
Diakses pada 13 November 2020Medical News Today. https://www.medicalnewstoday.com/articles/324523
Diakses pada 13 November 2020Medical News Today. https://www.medicalnewstoday.com/articles/324078
Diakses pada 13 November 2020