@incollection{Gherghina12,
author = {Viorel Gherghina and Gheorghe Nicolae and Iulia Cindea and Razvan Popescu and Catalin Grasa},
title = {Patient-Controlled Analgesia After Major Abdominal Surgery in the Elderly Patient},
booktitle = {Epidural Analgesia},
publisher = {IntechOpen},
address = {Rijeka},
year = {2012},
editor = {Sotonye Fyneface-Ogan},
chapter = {3},
doi = {10.5772/36613},
url = {https://doi.org/10.5772/36613}
}