Shahi, Varun Vasospasm Is a Consistent Finding in Pernio (Chilblains) and a Possible Clue to Pathogenesis. [electronic resource] - Dermatology (Basel, Switzerland) 2015 - 274-9 p. digital Publication Type: Journal Article ISSN: 1421-9832 Standard No.: 10.1159/000437224 doi Subjects--Topical Terms: AdolescentAdultBiopsyChilblains--diagnosisFemaleFollow-Up StudiesHumansMaleMicroscopy, FluorescenceMiddle AgedRegional Blood FlowRetrospective StudiesSkin--blood supplyUltrasonography, DopplerVascular Diseases--complicationsVasoconstriction--physiologyYoung Adult