Fig. 4From: Differences between problematic internet and smartphone use and their psychological risk factors in boys and girls: a network analysisNode strengths for the networks depicted in Fig. 1, 2 and 3. PIU, problematic internet use; PSU, Problematic smartphone use; FOMO, fear of missing out; INT, Internalizing; EXT, Externalizing; HOPELESS, HopelessnessBack to article page