@article{doi:10.1001/archpsyc.56.12.1109,
author = {Katon W and Von Korff M and Lin E and et al},
title = {Stepped collaborative care for primary care patients with persistent symptoms of depression: A randomized trial},
journal = {Archives of General Psychiatry},
volume = {56},
number = {12},
pages = {1109-1115},
year = {1999},
doi = {10.1001/archpsyc.56.12.1109},
URL = { + http://dx.doi.org/10.1001/archpsyc.56.12.1109},
eprint = {/data/Journals/PSYCH/5107/yoa9117.pdf}
}