Bibliography (9):

1. Effect of Additional Oral Semaglutide vs Sitagliptin on Glycated Hemoglobin in Adults With Type 2 Diabetes Uncontrolled With Metformin Alone or With Sulfonylurea: The PIONEER 3 Randomized Clinical Trial

2. Oral semaglutide versus subcutaneous liraglutide and placebo in type 2 diabetes (PIONEER 4): a randomized, double-blind, phase 3a trial

3. PIONEER 1: Randomized Clinical Trial of the Efficacy and Safety of Oral Semaglutide Monotherapy in Comparison With Placebo in Patients With Type 2 Diabetes

4. https://www.novo-pi.com/rybelsus.pdf

5. Wikipedia Bibliography:

   1. https://en.wikipedia.org/wiki/Glucagon  :

      https://en.wikipedia.org/wiki/Glucagon

   2. Type 2 diabetes

   3. Exenatide

   4. Semaglutide

   5. Liraglutide