Phenomenology of near-threshold states: a practical parametrisation for the line shapes F.-K. Guo, C. Hanhart, Yu. S. Kalashnikova, P. Matuschek, R.V. Mizuk, A. V. Nefediev, Q. Wang and J.-L. Wynen EPJ Web Conf., 137 (2017) 06020 Published online: 22 March 2017 DOI: 10.1051/epjconf/201713706020