Barco, Didac, Maria A. Barnadas, Esther Roé, Francisco J. Sancho, Elena Ricart, and Agustín Alomar. 2010. “Neutrophilic Dermatoses in a Patient With Collagenous Colitis”. Dermatology Reports 2 (1):e5. https://doi.org/10.4081/dr.2010.e5.