Energy conditions of non-singular black hole spacetimes in conformal gravity Bobir Toshmatov, Cosimo Bambi, Bobomurat Ahmedov, Ahmadjon Abdujabbarov and Zdeněk Stuchlík Eur. Phys. J. C, 77 8 (2017) 542 Published online: 12 August 2017 DOI: 10.1140/epjc/s10052-017-5112-2