APA (7th ed.) Citation

Guillem, J. G., Sigurson, E. R., & Rivera Muñoz, B. Cáncer colorrectal.

Chicago Style (17th ed.) Citation

Guillem, José G., Elin R. Sigurson, and Bernardo Rivera Muñoz. Cáncer Colorrectal.

MLA (8th ed.) Citation

Guillem, José G., et al. Cáncer Colorrectal.

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