@article{PMID:22496591, author = {Wenden, B. and Toner, D. L. and Hodge, S. K. and Grima, R. and Millar, A. J.}, title = {Spontaneous spatiotemporal waves of gene expression from biological clocks in the leaf.}, journal = {Proc Natl Acad Sci U S A}, year = {2012}, volume = {109}, number = {17}, pages = {6757--6762}, url = {http://www.ncbi.nlm.nih.gov/pubmed/22496591}, }