@proceedings{ws-2018-bioasq, title = "Proceedings of the 6th {B}io{ASQ} Workshop A challenge on large-scale biomedical semantic indexing and question answering", editor = "Kakadiaris, Ioannis A. and Paliouras, George and Krithara, Anastasia", month = nov, year = "2018", address = "Brussels, Belgium", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/fix-sig-urls/W18-5300/" }