Buse, J. B., Bode, B. W., Mertens, A., Cho, Y. M., Christiansen, E., Hertz, C. L., . . . Pieber, T. R. (2020). Long-term efficacy and safety of oral semaglutide and the effect of switching from sitagliptin to oral semaglutide in patients with type 2 diabetes: A 52-week, randomized, open-label extension of the PIONEER 7 trial. BMJ Open Diabetes Res Care.

Buse, John B., Bruce W. Bode, Ann Mertens, Young Min Cho, Erik Christiansen, Christin L. Hertz, Morten A. Nielsen, i Thomas R. Pieber. "Long-term Efficacy and Safety of Oral Semaglutide and the Effect of Switching From Sitagliptin to Oral Semaglutide in Patients With Type 2 Diabetes: A 52-week, Randomized, Open-label Extension of the PIONEER 7 Trial." BMJ Open Diabetes Res Care 2020.

Buse, John B., et al. "Long-term Efficacy and Safety of Oral Semaglutide and the Effect of Switching From Sitagliptin to Oral Semaglutide in Patients With Type 2 Diabetes: A 52-week, Randomized, Open-label Extension of the PIONEER 7 Trial." BMJ Open Diabetes Res Care 2020.