The nature of X(3872) from high-multiplicity pp collisions Angelo Esposito, Elena G. Ferreiro, Alessandro Pilloni, Antonio D. Polosa and Carlos A. Salgado Eur. Phys. J. C, 81 7 (2021) 669 Published online: 30 July 2021 DOI: 10.1140/epjc/s10052-021-09425-w