Raj, A., Birring, S., Green, R., Grant, A., de Caestecker, J., & Pavord, I. (2008). Prevalence of inflammatory bowel disease in patients with airways disease.
Čikaški stil citiranja (17. izdanje)Raj, A., S. Birring, R. Green, A. Grant, J. de Caestecker, i I. Pavord. Prevalence of Inflammatory Bowel Disease in Patients with Airways Disease. 2008.
MLA način citiranja (9. izdanje)Raj, A., et al. Prevalence of Inflammatory Bowel Disease in Patients with Airways Disease. 2008.
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