The authors thank Rashin Choudhry, Rubina Gillani, Virginia Sarah, Brian Doolan, and Michael Johnson of the Fred Hollows Foundation, as well as all study participants who gave their valuable time. In particular, the authors thank their survey team members, Abdul Qadeem Soomro, Adeel Sarfaraz, Faraz Ahmed, Munawar Ali, Abid Butt, Amna Kutchi, Humaira Kutchi, Fawad Umer, Samana Zaidi, Heena Ali, Younus Kutchi, and Hanif Kutchi, for their contributions across different stages of the survey. They also thank Iqbal Adamjee, Ashraf Adamjee, and Jamshaid Khan of Adamjee Eye Hospital/Adamjee Foundation, Karachi, for their generous support for the treatment of participants and many others in these communities in whom eye disease was diagnosed, as well as Zahid Jadoon, Saleh Memon, Farzeen K. Hashmi, Ebrahim Hasan Khan, Raza Zaidi, Salman Naveed Sadiq, and Bal Chand. The authors also thank the Aga Khan University, Karachi for providing one of us (KA) with the space and support to complete this work, in particular the following: Azam Ali, Asad Jamil Raja, Jamsheer Talati, Farhat Abbas, Anwar Ali Siddiqui, Mohammad Khurshid, and Iqbal Azam.
Supported through a scholarship grant from The Fred Hollows Foundation, Australia (KA). The authors alone are responsible for the content and writing of the paper.
Disclosure: K. Ahmad, None; A.B. Zwi, None; D.J.M. Tarantola, None; T.A. Chaudhry, None