Cita APA

Alam, N. N., Narang, S. K., Köckerling, F., Daniels, I. R., & Smart, N. J. (2015). Anal Sphincter Augmentation Using Biological Material. Front Surg.

Chicago Style Citation

Alam, Nasra N., Sunil K. Narang, Ferdinand Köckerling, Ian R. Daniels, i Neil J. Smart. "Anal Sphincter Augmentation Using Biological Material." Front Surg 2015.

Cita MLA

Alam, Nasra N., et al. "Anal Sphincter Augmentation Using Biological Material." Front Surg 2015.