APA   Click to copy
Ropa, J., & Broxmeyer, H. E. (2020). An expanded role for dipeptidyl peptidase 4 in cell regulation. Current Opinion in Hematology, 27, 215–224.

Chicago/Turabian   Click to copy
Ropa, James, and Hal E Broxmeyer. “An Expanded Role for Dipeptidyl Peptidase 4 in Cell Regulation.” Current opinion in hematology 27 (2020): 215–224.

MLA   Click to copy
Ropa, James, and Hal E. Broxmeyer. “An Expanded Role for Dipeptidyl Peptidase 4 in Cell Regulation.” Current Opinion in Hematology, vol. 27, LWW, 2020, pp. 215–24.

@article{ropa2020a,
  title = {An expanded role for dipeptidyl peptidase 4 in cell regulation},
  year = {2020},
  journal = {Current opinion in hematology},
  pages = {215--224},
  publisher = {LWW},
  volume = {27},
  author = {Ropa, James and Broxmeyer, Hal E}
}