Popular Article:

Cohut, Maria. 2018. “Diabetes: The Insulin Pill May Finally Be Here.” Medical News Today, June 26.  https://www.medicalnewstoday.com/articles/322258.php

Primary Source:

Banerjee, Amrita, Kelly Ibsen, Tyler Brown, Renwei Chen, Christian Agatemor, and Samir Mitragotri. 2018. “Ionic Liquids for Oral Insulin Delivery.” Proceedings of the National Academy of Science (PNAS), June 25. https://doi.org/10.1073/pnas.1722338115