The S- and P-wave fully charmed tetraquark states and their radial excitations Guo-Liang Yu, Zhen-Yu Li, Zhi-Gang Wang, Lu Jie and Yan Meng Eur. Phys. J. C, 83 5 (2023) 416 Published online: 18 May 2023 DOI: 10.1140/epjc/s10052-023-11445-7