Fathima, Sharim, and Jisy S. R. 2018. “Anti-Neutrophil Cytoplasmic Antibody - Negative Churg-Strauss Syndrome Presenting As Non-Healing Ulcer on Finger and Associated Lichen Amyloidosis: A Case Report”. International Journal of Research in Dermatology 4 (3):437-40. https://doi.org/10.18203/issn.2455-4529.IntJResDermatol20181968.