SUMMAIYA ARIF, UM-E-KALSOOM. “IMPACT OF SOCIAL MEDIA AND PHYSICAL ACTIVITY ON MENTAL HEALTH: MODERATING EFFECT OF AGE, GENDER, AND SOCIOECONOMIC STATUS”. TPM – Testing, Psychometrics, Methodology in Applied Psychology, vol. 32, no. S8 (2025): Posted 05 November, Nov. 2025, pp. 3020-9, https://tpmap.org/submission/index.php/tpm/article/view/4199.