Influence of secondary decay on chemical freeze-out temperature isospin effect measurement Hui-Xiao Duan, Dong-Hai Zhang, Fan Zhang and Hai-Shun Wu Eur. Phys. J. A, 57 2 (2021) 53 Published online: 08 February 2021 DOI: 10.1140/epja/s10050-021-00366-2