Tajima, N., Eiki, J., Okamoto, T., Okuyama, K., Kawashima, M., & Engel, S. S. (2019). Factors associated with the glucose‐lowering efficacy of sitagliptin in Japanese patients with type 2 diabetes mellitus: Pooled analysis of Japanese clinical trials. J Diabetes Investig.

Tajima, Naoko, Jun‐ichi Eiki, Taro Okamoto, Kotoba Okuyama, Masaru Kawashima, and Samuel S. Engel. "Factors Associated With the Glucose‐lowering Efficacy of Sitagliptin in Japanese Patients With Type 2 Diabetes Mellitus: Pooled Analysis of Japanese Clinical Trials." J Diabetes Investig 2019.

Tajima, Naoko, et al. "Factors Associated With the Glucose‐lowering Efficacy of Sitagliptin in Japanese Patients With Type 2 Diabetes Mellitus: Pooled Analysis of Japanese Clinical Trials." J Diabetes Investig 2019.