The Effect of Task Cognitive Difficulty on Perceptual-Cognitive Indicators: Evidence on the Relationship Between Challenge Point Framework (CPF) and Cognitive Development in Table Tennis Beginners - Taghi MM; Aghdaei M; Farsi A; Badicu G; de Sousa Fernandes MS; Yagin FH; Ardigò LP (Journal of Multidisciplinary Healthcare, 2025)