@misc{indiciaebfa6327614c0, title = {Tumor conference \#33. Persistent postsurgical cutaneous ulcers.}, author = {R S Bart and A W Kopf}, year = {1981}, doi = {10.1111/j.1524-4725.1981.tb00587.x}, url = {https://pubmed.ncbi.nlm.nih.gov/7009677/}, note = {Source identifier: 7009677} }