Clemmensen, C., Finan, B., Müller, T., DiMarchi, R., Tschöp, M., & Hofmann, S. (2019). Emerging hormonal-based combination pharmacotherapies for the treatment of metabolic diseases. Nature Reviews. Endocrinology, 15(2), 90-104. https://doi.org/10.1038/s41574-018-0118-x