MANANDHAR, N. How many are enough? Crucial role of sample size in research. Journal of Kathmandu Medical College, [S. l.], v. 14, n. 1, p. 1–3, 2026. Disponível em: https://jkmc.com.np/ojs3/index.php/journal/article/view/1447. Acesso em: 21 may. 2026.