Beamish, A.J., Foster, J.J., Edwards, H., and Olbers, T., 2019. What’s in a smile? A review of the benefits of the clinician’s smile. Postgraduate Medical Journal, 95(1120), pp. 91-95.
Ekman, P., 1973. Darwin and facial expression: A century of research in review. New York: Academic Press.
Etcoff, N., Stock, S., Krumhuber, E.G., and Reed, L.L., 2020. A novel test of the Duchenne marker: smiles after Botulinum toxin treatment for crow’s feet wrinkles. Frontiers in Psychology, 11, p. 612654.
Holy Bible new international version, 2025. Psalms, 30, p. 11. Available at: https://www.bible.com/search/bible?query=Psalm%2030%3A11 [Accessed 13 July 2024]
Jami at-Tirmidhi 3641. Book 49, Hadith 37. Available at: https://www.islamicity.org/hadith/search/index.php?q=29299&sss=1 [Accessed 13 July 2024]
Jami` at-Tirmidhi 1956. Book 27, Hadith 62. Available at: https://sunnah.com/search?q=+Jami%60+at-Tirmidhi+1956 [Accessed 13 July 2024]
Thakur, K., and Sharma, S.K., 2021. Nurse with smile: Does it make difference in patients' healing? Industrial Psychiatry Journal, 30(1), pp. 6-10.
Shamim, T. (2025). Various Schools of Thought on Smiling. Journal of Research on History of Medicine, 14(2), 181-182. doi: 10.30476/rhm.2024.103360.1230
MLA
Shamim, T. . "Various Schools of Thought on Smiling", Journal of Research on History of Medicine, 14, 2, 2025, 181-182. doi: 10.30476/rhm.2024.103360.1230
HARVARD
Shamim, T. (2025). 'Various Schools of Thought on Smiling', Journal of Research on History of Medicine, 14(2), pp. 181-182. doi: 10.30476/rhm.2024.103360.1230
CHICAGO
T. Shamim, "Various Schools of Thought on Smiling," Journal of Research on History of Medicine, 14 2 (2025): 181-182, doi: 10.30476/rhm.2024.103360.1230
VANCOUVER
Shamim, T. Various Schools of Thought on Smiling. Journal of Research on History of Medicine, 2025; 14(2): 181-182. doi: 10.30476/rhm.2024.103360.1230
)