@incollection{Zafar19,
author = {Shaista Zafar and Kashif Rahim and Inayat Ullah Khan and Muhammad Yasin and Muhammad Dawood and Shamim Saleha},
title = {Prevalence and Association of Diabetic Retinopathy with Diabetic Foot Ulcer: A Cross-Sectional Observational Study},
booktitle = {Frontiers in Ophthalmology and Ocular Imaging},
publisher = {IntechOpen},
address = {Rijeka},
year = {2019},
editor = {Alireza Ziaei},
chapter = {4},
doi = {10.5772/intechopen.82667},
url = {https://doi.org/10.5772/intechopen.82667}
}