@article{5e786782f15e48fa822322d6a5d1b524,
title = "Generalised estimating equations and low back pain [3] (multiple letters)",
author = "Harkness, \{E. F.\} and Nahit, \{E. S.\} and Macfarlane, \{G. J.\} and Silman, \{A. J.\} and J. McBeth and G. Dunn and Hoogendoorn, \{W. E.\} and Bongers, \{P. M.\} and \{De Vet\}, \{H. C.W.\} and Twisk, \{J. W.R.\} and \{Van Mechelen\}, W. and Bouter, \{L. M.\}",
year = "2003",
month = may,
day = "1",
doi = "10.1136/oem.60.5.378",
language = "English",
volume = "60",
pages = "378--381",
journal = "Occupational and Environmental Medicine",
issn = "1351-0711",
publisher = "BMJ Publishing Group",
number = "5",
}