APA (7th ed.) Citation

Riordan, C., Anstey, A., & Wojnarowska, F. (1993). Isotretinoin-associated pseudoporphyria.

Chicago Style (17th ed.) Citation

Riordan, C., A. Anstey, and F. Wojnarowska. Isotretinoin-associated Pseudoporphyria. 1993.

MLA (9th ed.) Citation

Riordan, C., et al. Isotretinoin-associated Pseudoporphyria. 1993.