PeerJ Author 135 Points Contributions by role Author 135 Contributions by subject area Dermatology Gastroenterology and Hepatology Psychiatry and Psychology Public Health Rheumatology Francesco Salvatore Iaquinta PeerJ Author Summary Immunology Rheumatology PeerJ Contributions Articles 1 October 27, 2021 Psychometric evaluation of an Italian custom 4-item short form of the PROMIS anxiety item bank in immune-mediated inflammatory diseases: an item response theory analysis Marco Tullio Liuzza, Rocco Spagnuolo, Gabriella Antonucci, Rosa Daniela Grembiale, Cristina Cosco, Francesco Salvatore Iaquinta, Vanessa Funari, Stefano Dastoli, Steven Nistico, Patrizia Doldo https://doi.org/10.7717/peerj.12100 PubMed 34760342