Eslami, J., Ebrahimi, A., Hosseinkhani, A., Khazaei, Z. and Darvishi, I. (2018) “The effect of aromatherapy using Lavender (Lavandula angustifolia Miller) and Citrus aurantium L. extracts to treat anxiety of patients undergoing laparoscopic cholecystectomy: A randomized clinical trial in Iran”, Biomedical Research and Therapy, 5(3), pp. 2096-2110. doi: 10.15419/bmrat.v5i3.423.