deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 960f151..24d21d7 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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pages = {153-5},  pubmed_id = {15018306},  }  @article{Cogen_2008,  doi = {10.1111/j.1365-2133.2008.08437.x},  url = {http://dx.doi.org/10.1111/j.1365-2133.2008.08437.x},  year = {2008},  month = {feb},  publisher = {Wiley-Blackwell},  volume = {158},  number = {3},  pages = {442--455},  author = {A.L. Cogen and V. Nizet and R.L. Gallo},  title = {{Skin microbiota: a source of disease or defence?}},  journal = {British Journal of Dermatology},  }