Results of the sixth edition of the BioASQ Challenge Anastasios Nentidis author Anastasia Krithara author Konstantinos Bougiatiotis author Georgios Paliouras author Ioannis Kakadiaris author 2018-11 text Proceedings of the 6th BioASQ Workshop A challenge on large-scale biomedical semantic indexing and question answering Ioannis A Kakadiaris editor George Paliouras editor Anastasia Krithara editor Association for Computational Linguistics Brussels, Belgium conference publication nentidis-etal-2018-results 10.18653/v1/W18-5301 https://aclanthology.org/W18-5301/ 2018-11 1 10