Declaration of interest
J Faden has no relevant affiliations or financial involvement with any organization or entity with a financial interest in or financial conflict with the subject matter or materials discussed in the manuscript. This includes employment, consultancies, honoraria, stock ownership or options, expert testimony, grants or patents received or pending, or royalties.
Reviewer Disclosures
One referee declares having received honoraria and travel support from Otsuka-Lundbeck and Janssen Pharmaceuticals. They have also received research support from the Fundación Alicia Koplowitz and grants from the Spanish Ministry of Health and the Instituto de Salud Carlos III. Peer reviewers on this manuscript have no other relevant financial relationships or otherwise to disclose.