Received: 5 August 2019
Accepted: 29 January 2020
First Online: 5 March 2020
Ethics approval and consent to participate
: The relevant local ethics committee of King’s College London, London, UK and Universidad de Chile, Santiago, Chile approved the research and informed consent was obtained from each participant. All participants received a small compensation for taking part in the research.
: Not applicable.
: AHV has received travel grants from Janssen-Cilag. AJC has in the last three years received honoraria for speaking from Lundbeck; honoraria for consulting from Livanova, Lundbeck and Janssen; sponsorship for conference attendance from Janssen; and research grant support from the Medical Research Council (UK), Wellcome Trust (UK), the National Institute for Health Research (UK) and Protexin Probiotics. AHY has given paid lectures and sits on advisory boards for all major pharmaceutical companies with drugs used in affective and related disorders. DA has received travel grants from Janssen-Cilag and Servier. No other disclosures were reported.