Gwenisa, Agnella, and Rudy Pramono. “Effect of Marketing Mix, Firm Generated Content, and Celebrity Endorsement towards customer’s Purchase Decision in Choosing Dental Hospitals During Covid – 19 Pandemic”. Enrichment : Journal of Management 12, no. 5 (December 30, 2022): 4558-4565. Accessed June 13, 2026. https://enrichment.iocspublisher.org/index.php/enrichment/article/view/931.