A vessel runs through it.
LeBoit
P E
PE
D006801:Humans; D007166:Immunosuppressive Agents / Q000009:adverse effects; D008214:Lymphocytes / Q000473:pathology; D008232:Lymphoproliferative Disorders / Q000139:chemically induced / Q000473:pathology*; D008727:Methotrexate / Q000009:adverse effects*; D012867:Skin / Q000098:blood supply*; D012871:Skin Diseases / Q000473:pathology*; D014657:Vasculitis / Q000473:pathology*
D007166:Immunosuppressive Agents; D008727:Methotrexate