Tsatsaronis, G., G. Balikas, P. Malakasiotis, I. Partalas, M. Zschunke, M. R. Alvers, D. Weissenborn, A. Krithara, S. Petridis, D. Polychronopoulos, et al.,
"An overview of the BIOASQ large-scale biomedical semantic indexing and question answering competition",
BMC Bioinformatics, vol. 16, pp. 138, 2015.