deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index e3555ca..8ed7816 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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@article{undefined,  title = {{Beitr{\"a}ge des Kongresses der Deutschen Gesellschaft f{\"u}r Urologie}}, {{Current findings from research on structured abstracts: an update}},  author = {von Hardenberg, J and Worst, T and Wei{\ss}, C and Michel, MS}, {Hartley, James},  journal = {Der Urologe}, {Journal of the Medical Library Association: JMLA},  volume = {52}, {102},  number = {9}, {3},  pages = {1296--1301}, {146},  year = {2013}, {2014},  publisher = {Springer}, {Medical Library Association},  }