@article{6a3ec26f1d5f462fa655410af32e5a92,
title = "Why do American drug companies spend more than $12 billion a year pushing drugs? Is it education or promotion? Characteristics of materials distributed by drug companies: four points of view.",
author = "Wolfe, {Sidney M.}",
year = "1996",
month = oct,
doi = "10.1007/BF02599033",
language = "English (US)",
volume = "11",
pages = "637--639",
journal = "Journal of general internal medicine : official journal of the Society for Research and Education in Primary Care Internal Medicine",
issn = "0884-8734",
publisher = "Springer New York",
number = "10",
}