@article{doi:10.1001/jama.2009.1721,
author = {Schaefer G and Emanuel EJ and Wertheimer A},
title = {PArticipating in biomedical research—reply},
journal = {JAMA},
volume = {302},
number = {20},
pages = {2200-2202},
year = {2009},
doi = {10.1001/jama.2009.1721},
URL = { + http://dx.doi.org/10.1001/jama.2009.1721},
eprint = {/data/Journals/JAMA/4489/jlt1125_2202_2202.pdf}
}