BibTex format
@article{Williams:2008:10.1016/j.jaci.2007.11.004,
author = {Williams, H and Stewart, A and von, Mutius E and Cookson, W and Anderson, HR},
doi = {10.1016/j.jaci.2007.11.004},
journal = {JOURNAL OF ALLERGY AND CLINICAL IMMUNOLOGY},
pages = {947--954},
title = {Is eczema really on the increase worldwide?},
url = {http://dx.doi.org/10.1016/j.jaci.2007.11.004},
volume = {121},
year = {2008}
}