KUTLU, Y. A.; ÇALIK, A.; ULUGERGERLI, E. U. Placebo effect of gemstones. JOURNAL OF AWARENESS, [S. l.], v. 7, n. 3, p. 87–95, 2022. DOI: 10.26809/joa.7.3.01. Disponível em: https://journals.gen.tr/index.php/joa/article/view/1723. Acesso em: 5 may. 2024.