Khokhar, Abdul Rehman, Tehseen Iqbal, Mujahid Hussain, and Qurrat-ul Ain Rehman. 2020. “Seasonal Variation in Trachoma Prevalence Among Children, District Dera Ghazi Khan of Punjab, Pakistan”. Journal of the Pakistan Medical Association 71 (1):201-4. https://doi.org/10.47391/JPMA.874.