Retraction Note: Insomnia, sleepiness, anxiety and depression among different types of gamers in African countries - F. A. Etindele Sosso; D. J. Kuss; C. Vandelanotte; J. L. Jasso-Medrano; M. E. Husain; G. Curcio; D. Papadopoulos; A. Aseem; P. Bhati; F. Lopez-Rosales; J. Ramon Becerra; G. D’Aurizio; et al. (Scientific Reports, 2020)