deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 4067256..04dab8f 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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pages = {111-20},  pubmed_id = {14764293},  }  @article{7500513,  title = {{Users' guides to the medical literature. IX. A method for grading health care recommendations. Evidence-Based Medicine Working Group.}},  date = {1995 Dec 13},  source = {JAMA},  authors = {Guyatt, GH and Sackett, DL and Sinclair, JC and Hayward, R and Cook, DJ and Cook, RJ},  author = {Guyatt, GH and Sackett, DL and Sinclair, JC and Hayward, R and Cook, DJ and Cook, RJ},  year = {1995},  month = {Dec},  journal = {JAMA},  volume = {274},  number = {},  pages = {1800-4},  pubmed_id = {7500513},  }