deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 52f3a97..1fc02bf 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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year = {2010 (accessed December 7, 2014)},  howpublished = {\url{http://www.who.int/tb/advisory_bodies/impact_measurement_taskforce/meetings/consultation_april_2015_tb_estimates_subgroup/en/}},  }  @article{18235886,  title = {{Prevalence of tuberculous infection and incidence of tuberculosis: a re-assessment of the Styblo rule.}},  date = {2008 Jan},  source = {Bull World Health Organ},  authors = {van, Leth F and van, der Werf MJ and Borgdorff, MW},  author = {van, Leth F and van, der Werf MJ and Borgdorff, MW},  year = {2008},  month = {Jan},  journal = {Bull World Health Organ},  volume = {86},  number = {},  pages = {20-6},  pubmed_id = {18235886},  }