TY  - RPRT
TI  - Chronic, recurrent small-vessel cutaneous vasculitis.
AU  - J P Callen
PY  - 1982
DO  - 10.1001/jama.1982.03330100021022
UR  - https://pubmed.ncbi.nlm.nih.gov/7109135/
ID  - 7109135
ER  -