@article{ref1,
title="Physical trauma triggers psoriasis in a patient with undifferentiated seronegative spondyloarthropathy",
journal="Clinical and experimental rheumatology",
year="1992",
author="Scarpa, R. and Della Valle, G. and Del Puente, A. and di Girolamo, C. and Lubrano, E. and Pucino, A. and Oriente, P.",
volume="10",
number="1",
pages="100-102",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0392-856X",
doi="",
url="http://dx.doi.org/"
}