@incollection{Olakunle12,
author = {Michael O. Egwu and Afolabi O. Olakunle},
title = {Relationship of Duration and Intensity of Pain with Depression and Functional Disability Among Patients with Low-Back Pain},
booktitle = {Low Back Pain Pathogenesis and Treatment},
publisher = {IntechOpen},
address = {Rijeka},
year = {2012},
editor = {Yoshihito Sakai},
chapter = {4},
doi = {10.5772/33348},
url = {https://doi.org/10.5772/33348}
}