About the Authors

Alessandro Armuzzi

Roles Conceptualization, Methodology, Writing – review & editing

Affiliation IBD Unit, Presidio Columbus Fondazione Policlinico A. Gemelli IRCCS–Università Cattolica del Sacro Cuore, Rome, Italy

Marco daCosta DiBonaventura

Roles Conceptualization, Methodology, Writing – original draft, Writing – review & editing

Marco.DiBonaventura@pfizer.com

Affiliation Patient Health Impact, Pfizer Inc, New York, NY, United States of America

Miriam Tarallo

Roles Conceptualization, Methodology, Writing – review & editing

Affiliation Patient Health Impact, Pfizer Inc, Rome, Italy

James Lucas

Roles Conceptualization, Data curation, Formal analysis, Methodology, Writing – review & editing

Affiliation Adelphi Real World, Macclesfield, SK, United Kingdom

Daniel Bluff

Roles Conceptualization, Data curation, Formal analysis, Methodology, Writing – review & editing

Affiliation Adelphi Real World, Macclesfield, SK, United Kingdom

Benjamin Hoskin

Roles Conceptualization, Data curation, Formal analysis, Methodology, Writing – review & editing

Affiliation Adelphi Real World, Macclesfield, SK, United Kingdom

Danielle Bargo

Roles Conceptualization, Methodology, Writing – review & editing

Affiliation Patient Health Impact, Pfizer Inc, New York, NY, United States of America

Joseph C. Cappelleri

Roles Conceptualization, Methodology, Writing – review & editing

Affiliation Biostatistics, Pfizer Inc, Groton, CT, United States of America

Daniel Quirk

Roles Conceptualization, Methodology, Writing – review & editing

Affiliation Medical Affairs, Pfizer Inc, Collegeville, PA, United States of America

Leonardo Salese

Roles Conceptualization, Methodology, Writing – review & editing

Affiliation Medical Affairs, Pfizer Inc, Collegeville, PA, United States of America

Competing Interests

We have the following interests: This study was funded by Pfizer Inc and was conducted by Adelphi Real World. AA has been involved in advisory boards for, and received research support from, Pfizer Inc, and has received research support from MSD and Takeda, lecture fees from AbbVie, Amgen, AstraZeneca, Chiesi, Ferring, Hospira, Janssen, Medtronic, Mitsubishi-Tanabe, MSD, Mundipharma, Nikkiso, Otsuka, Pfizer Inc, Takeda, TiGenix, Zambon, and consultancy fees from AbbVie, Allergan, Amgen, Biogen Idec, Bristol-Myers Squibb, Celgene, Celltrion, Eli Lilly, Ferring, Hospira, Janssen, MSD, Mundipharma, Mylan, Pfizer Inc, Samsung Bioepis, Sandoz, Sofar, and Takeda. JL, DBl, and BH acted as consultants for Pfizer Inc. MD, MT, JC, DQ, and LS are employees and stockholders of Pfizer Inc. DBa, was an employee of Pfizer at the time of the study and during manuscript development. JL, DBl and BH are employed by Adelphi Real World. There are no patents, products in development or marketed products to declare. This does not alter our adherence to all the PLOS ONE policies on sharing data and materials.