Stratifying patients with peripheral neuropathic pain based on sensory profiles: algorithm and sample size recommendations - Vollert, J; Maier, C; Attal, N; Bennett, D; Bouhassira, D; Enax-Krumova, E; Finnerup, N; Freynhagen, R; Gierthmühlen, J; Haanpää, M; Hansson, P; Hüllemann, P; et al. (Pain, 2017)