Hassan, M. ., Ahmad, O. ., Rehman, N. ., Abbasi, M. and Mehwish Sobia (2026) “Frequency and Patterns of New Allergen Sensitization in Patients with Recurrent Allergic Symptoms During Subcutaneous Allergen Immunotherapy”, Pakistan Journal of Chest Medicine, 32(3), pp. 203–215. Available at: https://www.pjcm.net/index.php/pjcm/article/view/1156 (Accessed: 12October2026).