@article{Campbell_2007 author = {S. M. Campbell and Andrew Pye and S. Horton and J. Matthew and P. Helliwell and Alison Curnow}, title = {A Clinical Investigation to Determine the Effect of Pressure Injection on the Penetration of Topical Methyl Aminolevulinate into Nodular Basal Cell Carcinoma of the Skin}, journal = {Journal of Environmental Pathology, Toxicology and Oncology}, issn = {0731-8898}, year = {2007}, volume = {26}, number = {4}, pages = {295--303} }