@misc{indiciae28779576eec1, title = {Multiple persistent keratoacanthomas: treatment with oral etretinate.}, author = {D Benoldi and A Alinovi}, year = {1984}, doi = {10.1016/s0190-9622(84)80331-x}, url = {https://pubmed.ncbi.nlm.nih.gov/6736321/}, note = {Source identifier: 6736321} }