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Psychometric Evaluation of the Nine-Item Problematic Internet Use Questionnaire (PIUQ-9) in Nine European Samples of Internet Users.
Laconi S, Urbán R, Kaliszewska-Czeremska K, Kuss DJ, Gnisci A, Sergi I, Barke A, Jeromin F, Groth J, Gamez-Guadix M, Ozcan NK, Siomos K, Floros GD, Griffiths MD, Demetrovics Z, Király O. Laconi S, et al. Among authors: kaliszewska czeremska k. Front Psychiatry. 2019 Mar 22;10:136. doi: 10.3389/fpsyt.2019.00136. eCollection 2019. Front Psychiatry. 2019. PMID: 30984037 Free PMC article.
Psychometric Properties of the Nine-Item Problematic Internet Use Questionnaire in a Brazilian General Population Sample.
Spritzer DT, Machado WL, Yates MB, Astolfi VR, Laskoski P, Pessi C, Laconi S, Kaliszewska-Czeremska K, Demetrovics Z, Király O, Passos IC, Hauck S. Spritzer DT, et al. Among authors: kaliszewska czeremska k. Front Psychiatry. 2021 May 12;12:660186. doi: 10.3389/fpsyt.2021.660186. eCollection 2021. Front Psychiatry. 2021. PMID: 34054616 Free PMC article.
Validation of the Ten-Item Internet Gaming Disorder Test (IGDT-10) and Its Association with Functional Impairment in Brazilian Gamers.
Spritzer DT, Machado WL, Yates MB, Király O, Demetrovics Z, Billieux J, King DL, Kaliszewska-Czeremska K, Laconi S, Passos IC, Hauck S. Spritzer DT, et al. Among authors: kaliszewska czeremska k. Trends Psychiatry Psychother. 2023 Oct 29. doi: 10.47626/2237-6089-2023-0622. Online ahead of print. Trends Psychiatry Psychother. 2023. PMID: 37898905 Free article.
The Self-perception of Text message Dependence Scale (STDS): A Brazilian-Portuguese validation and expansion of its psychometric properties.
Spritzer DT, Andrade ALM, Xavier AZ, da Silva GT, Kim HS, Kaliszewska-Czeremska K, Laconi S, Igarashi T, Passos IC, Hauck S. Spritzer DT, et al. Among authors: kaliszewska czeremska k. Curr Psychol. 2022 Mar 11:1-12. doi: 10.1007/s12144-022-02957-8. Online ahead of print. Curr Psychol. 2022. PMID: 35291222 Free PMC article.