Received: 27 February 2020
Accepted: 4 May 2020
First Online: 15 June 2020
Ethics approval and consent to participate
: Given the data is collected from publicly available information, research ethics board review is not required for systematic reviews. There was no informed consent required as there was no interaction with the participants in this study.
: Not applicable.
: RM has received consulting and speaking honoraria from Allergan, Janssen, KYE, Lundbeck, Otsuka, Pfizer and Sunovion, and research grants from CAN-BIND, CIHR, Janssen, Lallemand Health Solutions, Lundbeck, Nubiyota, OBI, OMHF and Pfizer. CW has received study funding from Lallemand Health Solutions.