ira sulistiawati, et al. “Effleurage Massage Method Using Lavender Aromatherapy Oil In An Effort To Reduce Back Pain And Anxiety Levels In Third Trimester Pregnant Women In Facing Labor”. International Journal of Allied Medical Sciences and Clinical Research, vol. 10, no. 4, Jan. 2023, pp. 483-8, doi:10.61096/ijamscr.v10.iss4.2022.483-488.