deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 3a3d19a..1043f2f 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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year = {2009},  month = {jan},  volume = {12},  author = {Berg and Hong}  title = {{Comparison of different PBL schemes}} Hong},  } @article{Holstein_2009, 
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title = {{Leaf mechanics and herbivory defence: How tough tissue along the leaf body deters growing insect herbivores}},  journal = {Austral Ecology},  }  @article{25683567,  title = {{Adjustable versus non-adjustable male sling for post-prostatectomy urinary incontinence: A prospective clinical trial comparing patient choice, clinical outcomes and satisfaction rate with a minimum follow up of 24 months.}},  date = {2015 Feb 14},  source = {Neurourol Urodyn},  authors = {Chung, E and Smith, P and Malone, G and Cartmill, R},  author = {Chung, E and Smith, P and Malone, G and Cartmill, R},  year = {2015},  month = {Feb},  journal = {Neurourol Urodyn},  volume = {},  number = {},  pages = {},  pubmed_id = {25683567},  }