APA aipamena

Engel, S. S., Golm, G. T., Shapiro, D., Davies, M. J., Kaufman, K. D., & Goldstein, B. J. (2013). Cardiovascular safety of sitagliptin in patients with type 2 diabetes mellitus: A pooled analysis. BioMed Central.

Chicago Style aipamena

Engel, Samuel S., Gregory T. Golm, Deborah Shapiro, Michael J. Davies, Keith D. Kaufman, and Barry J. Goldstein. Cardiovascular Safety of Sitagliptin in Patients With Type 2 Diabetes Mellitus: A Pooled Analysis. BioMed Central, 2013.

MLA aipamena

Engel, Samuel S., et al. Cardiovascular Safety of Sitagliptin in Patients With Type 2 Diabetes Mellitus: A Pooled Analysis. BioMed Central, 2013.