Ayesha Shafiq, Amra Minhas Abid, Asad Ur Rehman, Maria Khan, Shezonia Tariq. “Effectiveness of Xylitol Chewing Gum in Patients With Orthodontic Pain”. Pakistan Journal of Medical & Health Sciences, vol. 16, no. 04, Apr. 2022, p. 27, doi:10.53350/pjmhs2216427.