@misc{indiciaede87d10ad57c, title = {Trauma for psoriasis.}, author = {P V Harrison and G B Walker and J E Davies}, year = {1985}, doi = {10.1016/s0140-6736(85)90926-2}, url = {https://pubmed.ncbi.nlm.nih.gov/2865535/}, note = {Source identifier: 2865535} }