C3d immunohistochemistry in the diagnosis of bullous pemphigoid: A comparative diagnostic test accuracy and cost analysis study

Affiliations

• ¹ Chicago Medical School, Rosalind Franklin University of Medicine and Science, Chicago, Illinois.
• ² Department of Dermatology, University of California San Francisco, San Francisco, California.
• ³ University of California San Francisco School of Medicine, San Francisco, California.
• ⁴ Department of Dermatology, University of California San Francisco, San Francisco, California; Department of Pathology, University of California San Francisco, San Francisco, California.
• ⁵ Department of Dermatology, University of California San Francisco, San Francisco, California. Electronic address: anna.haemel@ucsf.edu.