The kurtosis of net baryon number fluctuations from a realistic Polyakov–Nambu–Jona-Lasinio model along the experimental freeze-out lineZhibin Li, Kun Xu, Xinyang Wang and Mei HuangEur. Phys. J. C, 79 3 (2019) 245DOI: https://doi.org/10.1140/epjc/s10052-019-6703-x