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Article History

Received: 15 August 2025

Accepted: 9 October 2025

First Online: 24 October 2025

Declarations

:

: Sophie Barlow, Shiva Lauretta Birija, Joe Conyers, Hannah Connolly, and Gregor Gibson are employees of Adelphi Real World. Niall Hatchell is a former employee of Adelphi Real Word and a current employee of IQVIA. Ciara Ringland is a former employee of Adelphi Real World and a current employee of Vitaccess. Thomas Webb, Keira Herr, DaeYoung Yu, Mami Kasahara-Kiritani and Bolam Lee are employees of Johnson & Johnson group of companies and own Johnson & Johnson shares as part of employment remuneration. Yoon Ho Hong received research grants from the National Research Foundation of Korea, and received consultation fees from Biogen, Janssen, Merck, and UCB.

: Data collection was undertaken in line with European Pharmaceutical Marketing Research Association (EphMRA) guidelines [ ]. Exemption from ethics approval was sought and granted from Pearl IRB (IRB; study number is AG9525). Each survey was performed in full accordance with relevant legislation at the time of data collection, including the Helsinki Declaration of 1964 (and its later amendments), the US Health Insurance Portability and Accountability Act 1996 [ ], and Health Information Technology for Economic and Clinical Health Act legislation [ ]. All authors from Johnson & Johnson had permission to access the Adelphi Real World gMG DSP dataset through the subscription purchased by Johnson & Johnson. Other authors include employees of Adelphi Real World, the dataset owner.