BibTex format
@article{Hart:2013:10.1002/ibd.23031,
author = {Hart, AL},
doi = {10.1002/ibd.23031},
journal = {INFLAMMATORY BOWEL DISEASES},
pages = {459--460},
title = {Vitamin D and Inflammatory Bowel Disease: Chicken or Egg?},
url = {http://dx.doi.org/10.1002/ibd.23031},
volume = {19},
year = {2013}
}