APA-referens (7:e uppl.)

Peyrin-Biroulet, L., Billioud, V., D'Haens, G., Panaccione, R., Feagan, B., Panés, J., . . . Sandborn, W. (2012). Development of the Paris definition of early Crohn's disease for disease-modification trials: Results of an international expert opinion process.

Chicago-referens (17:e uppl.)

Peyrin-Biroulet, L., et al. Development of the Paris Definition of Early Crohn's Disease for Disease-modification Trials: Results of an International Expert Opinion Process. 2012.

MLA-referens (9:e uppl.)

Peyrin-Biroulet, L., et al. Development of the Paris Definition of Early Crohn's Disease for Disease-modification Trials: Results of an International Expert Opinion Process. 2012.

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