@article{f65d74df775d4c57becf0ec218385528,
title = "Observation scales for pain assessment in older adults with cognitive impairments or communication difficulties",
author = "\{van Herk\}, \{R (Rhodee)\} and \{van Dijk\}, Monique and Baar, \{FPM (Frans)\} and Dick Tibboel and \{de Wit\}, Ronald",
year = "2007",
doi = "10.1097/00006199-200701000-00005",
language = "Undefined/Unknown",
volume = "56",
pages = "34--43",
journal = "Nursing Research",
issn = "0029-6562",
publisher = "Lippincott Williams \& Wilkins",
number = "1",
}