APA (7th ed.) Citation

C, P., RA, S., & E, S. (2014). Sun-induced freckling: Ephelides and solar lentigines. Pigment cell & melanoma research, 27(3), 339. https://doi.org/10.1111/pcmr.12232

Chicago Style (17th ed.) Citation

C, Praetorius, Sturm RA, and Steingrimsson E. "Sun-induced Freckling: Ephelides and Solar Lentigines." Pigment Cell & Melanoma Research 27, no. 3 (2014): 339. https://doi.org/10.1111/pcmr.12232.

MLA (9th ed.) Citation

C, Praetorius, et al. "Sun-induced Freckling: Ephelides and Solar Lentigines." Pigment Cell & Melanoma Research, vol. 27, no. 3, 2014, p. 339, https://doi.org/10.1111/pcmr.12232.