A. . Saei, M. H. Karimi Gavareshki, R. . Hosnavi Atashgah, H. . Torabi, and M. R. . Zahedi, “Validation of the Cognitive Factors–Based Smart Health-Oriented Product–Service System Model of the Social Security Organization”, IJES, pp. 1–14, Sep. 2025, doi: 10.61838/xvb0cr29.