Hilton, Deborah. “A DIGITALLY ENHANCED PHOTOGRAPH TITLED; ‘LAUGHTER TABLETS - EFFECTIVE MISERY RELIEF’ – AN ENVIRONMENTALLY SUSTAINABLE HEALTH PROMOTION INITIATIVE”. KnowEx Social Sciences 3, no. 1 (October 24, 2023): 17–23. Accessed May 9, 2024. https://knowexonline.com/journal/index.php/social/article/view/74.