A. Kaur, S. Mahajan, S. S. Deepti, and T. Singh, “Assessment of role of burden in caregivers of substance abusers: a study done at Swami Vivekananda Drug De-addiction Centre, Govt. Medical College, Amritsar”, Int J Community Med Public Health, vol. 5, no. 6, pp. 2380–2383, May 2018.