@misc{indiciae6ab18c72db35, title = {Pyoderma gangrenosum. Occurrence with altered cellular immunity and a circulating serum factor.}, author = {S J Greenberg and B V Jegasothy and R B Johnson and G S Lazarus}, year = {1982}, doi = {10.1001/archderm.118.7.498}, url = {https://pubmed.ncbi.nlm.nih.gov/7092276/}, note = {Source identifier: 7092276} }