@article{7159169aa9eb4a65b9bbe1a02a4a5ab3,
title = "Do postage-stamps increase response rates to postal surveys? A randomized controlled trial",
keywords = "Health surveys, Postal service, Public health, Randomized controlled trials, Research design, Response rates",
author = "Harrison, {R. A.} and D. Holt and Elton, {P. J.}",
year = "2002",
month = aug,
doi = "10.1093/ije/31.4.872",
language = "English",
volume = "31",
pages = "872--874",
journal = "International Journal of Epidemiology",
issn = "0300-5771",
publisher = "Oxford University Press",
number = "4",
}