Improved estimates of the pion-photon transition form factor in the (1 ≤ Q2 ≤ 5) GeV2 range and their theoretical uncertaintiesS. V. Mikhailov, A. V. Pimikov and N. G. StefanisEPJ Web Conf., 137 (2017) 05016DOI: https://doi.org/10.1051/epjconf/201713705016