@article{doi:10.1001/jama.2012.3389, author = {Cole TB}, title = {FIr trees in the snow}, journal = {JAMA}, volume = {308}, number = {23}, pages = {2436}, year = {2012}, doi = {10.1001/jama.2012.3389}, URL = { + http://dx.doi.org/10.1001/jama.2012.3389}, eprint = {/data/Journals/JAMA/926115/jcs120144_2436_2436.pdf} }