APA (7th ed.) Citation

Persi, E., Wolf, Y. I., & Koonin, E. V. (2016). Positive and strongly relaxed purifying selection drive the evolution of repeats in proteins. Nature Portfolio.

Chicago Style (17th ed.) Citation

Persi, Erez, Yuri I. Wolf, and Eugene V. Koonin. Positive and Strongly Relaxed Purifying Selection Drive the Evolution of Repeats in Proteins. Nature Portfolio, 2016.

MLA (8th ed.) Citation

Persi, Erez, et al. Positive and Strongly Relaxed Purifying Selection Drive the Evolution of Repeats in Proteins. Nature Portfolio, 2016.

Warning: These citations may not always be 100% accurate.