Funding for this research was provided by:
Received: 24 January 2019
Accepted: 27 February 2019
First Online: 21 March 2019
Compliance with ethical standards
: Author Michael Clynes has received support for attending conferences from UCB, Pfizer and Eli Lily. Author Elaine Dennison has received fees from Pfizer and UCB. Author Professor Cyrus Cooper has received lecture fees and honoraria from Amgen, Danone, Eli Lilly, GSK, Medtronic, Merck, Nestlé, Novartis, Pfizer, Roche, Servier, Shire, Takeda and UCB outside of the submitted work.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The UK component of EPOSA had ethical approval from the Hertfordshire Research Ethics Committee, reference number 10/h0311/59.
: Informed consent was obtained from all individual participants included in the study.