Vollono, L.; Chessa, M. A.; Bruno, A.; Starace, M.; Alessandrini, A.; Piraccini, B. M. Nails: The Window to the Nose? Update on Yellow Nail Syndrome . Dermatol Pract Concept 2020, 10 (2), e2020031. https://doi.org/10.5826/dpc.1002a31.