Helmstaedter, Moritz Connectomics Department, Max Planck Institute for Brain Research, Max Planck Society;
http://www.ncbi.nlm.nih.gov/pubmed/18701690 (Any fulltext)
Helmstaedter, M., Staiger, J. F., Sakmann, B., & Feldmeyer, D. (2008). Efficient recruitment of layer 2/3 interneurons by layer 4 input in single columns of rat somatosensory cortex. J Neurosci, 28(33), 8273-84. doi:10.1523/JNEUROSCI.5701-07.2008.