Che Ani, A. A., Dharmalingam, T. K. ., Che Senapi, N. A., Basir, P. S. Z. ., & Abd Halin, M. E. . (2023). Perioperative anxiety and depression among adults undergoing elective surgery: a cross-sectional survey. Malaysian Journal of Anaesthesiology, 2(1), 25–40. https://doi.org/10.35119/myja.v2i1.31