A single nucleotide polymorphism in the Vitamin D receptor gene is associated with decreased levels of the protein and a penetrating pattern in Crohn's disease

1. Gisbert-Ferrándiz, L.
2. Salvador, P.
3. Ortiz-Masiá, D.
4. Macías-Ceja, D.C.
5. Orden, S.
6. Esplugues, J.V.
7. Calatayud, S.
8. Hinojosa, J.
9. Barrachina, M.D.
10. Hernández, C.