deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 30b750d..019b6f6 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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pages = {},  pubmed_id = {25338718},  }  @article{Sanger_1977,  doi = {10.1073/pnas.74.12.5463},  url = {http://dx.doi.org/10.1073/pnas.74.12.5463},  year = {1977},  month = {dec},  publisher = {Proceedings of the National Academy of Sciences},  volume = {74},  number = {12},  pages = {5463--5467},  author = {F. Sanger and S. Nicklen and A. R. Coulson},  title = {{{DNA} sequencing with chain-terminating inhibitors}},  journal = {Proceedings of the National Academy of Sciences},  }