APA

Chetcuti Zammit S., Schembri J., Pisani A., Vella S., Azzopardi M., Skamnelos A., Christodoulou D. K., Katsanos K. H. & Ellul P. (20190325). Vitamin D and Ulcerative Colitis: Is There a Relationship with Disease Extent?. : Digestive diseases (Basel, Switzerland).

Chicago

Chetcuti Zammit Stefania, Schembri John, Pisani Anthea, Vella Sarah, Azzopardi Matthias, Skamnelos Alexandros, Christodoulou Dimitrios K, Katsanos Konstantinos H and Ellul Pierre. 20190325. Vitamin D and Ulcerative Colitis: Is There a Relationship with Disease Extent?. : Digestive diseases (Basel, Switzerland).

Harvard

Chetcuti Zammit S., Schembri J., Pisani A., Vella S., Azzopardi M., Skamnelos A., Christodoulou D. K., Katsanos K. H. and Ellul P. (20190325). Vitamin D and Ulcerative Colitis: Is There a Relationship with Disease Extent?. : Digestive diseases (Basel, Switzerland).

MLA

Chetcuti Zammit Stefania, Schembri John, Pisani Anthea, Vella Sarah, Azzopardi Matthias, Skamnelos Alexandros, Christodoulou Dimitrios K, Katsanos Konstantinos H and Ellul Pierre. Vitamin D and Ulcerative Colitis: Is There a Relationship with Disease Extent?. : Digestive diseases (Basel, Switzerland). 20190325.