1. Department of Dermatology, Lahey Hospital & Medical Center, Burlington, Massachusetts, USA
2. Department of Library Services, Lahey Hospital & Medical Center, Burlington, Massachusetts, USA
3. Department of Dermatology, University of Massachusetts Chan Medical School, Worcester, Massachusetts, USA
4. Department of Dermatology, Lahey Hospital & Medical Center, Burlington, Massachusetts, USA, Department of Dermatology, Harvard Medical School, Boston, Massachusetts, USA