References	Reasons for exclusion
Abramowitz et al. (2018)	Core concept does not evaluate research priority setting exercises
Anstee et al. (2011)	Core concept does not evaluate research priority setting exercises
Barnes et al. (2015)	Core concept does not evaluate research priority setting exercises
Bassetti et al. (2015)	Core concept does not evaluate research priority setting exercises
Bragge et al. (2015)	Core concept does not evaluate research priority setting exercises
Buchholz et al. (2018)	Ineligible study design, i.e. not a critical or systematic review
Consortium from Altarum (2012)	Ineligible study design, i.e. not a critical or systematic review
Crewdson et al. (2018)	Ineligible study design, i.e. not a critical or systematic review; Core concept does not evaluate research priority setting exercises
Cumpston et al. (2012)	Core concept does not evaluate research priority setting exercises
Davis et al. (2015)	Core concept does not evaluate research priority setting exercises
Delost and Nadder (2014)	Ineligible study design, i.e. not a critical or systematic review; Core concept does not evaluate research priority setting exercises
Doosti-Irani and Holakouie-Naieni (2016)	Core concept does not evaluate research priority setting exercises
Fabbri et al. (2018)	Ineligible study design, i.e. not a critical or systematic review; Core concept does not evaluate research priority setting exercises
Foster et al. (2018)	Core concept does not evaluate research priority setting exercises
Hasson et al. (2020)	Duplicate
Hill et al. (2019)	Ineligible study design, i.e. not a critical or systematic review; Core concept does not evaluate research priority setting exercises
Knight et al. (2014)	Core concept does not evaluate research priority setting exercises
Johnston et al. (2016)	Ineligible study design, i.e. not a critical or systematic review; Core concept does not evaluate research priority setting exercises
Jones and Geneau (2012)	Core concept does not evaluate research priority setting exercises
Karimkhani et al. (2016)	Core concept does not evaluate research priority setting exercises
Kong et al. (2019)	Core concept does not evaluate research priority setting exercises
Kühne et al. (2021)	Core concept does not evaluate research priority setting exercises
Morton et al. (2012)	Core concept does not evaluate research priority setting exercises
Nicolau et al. (2012)	Core concept does not evaluate research priority setting exercises
Okland et al. (2017)	Core concept does not evaluate research priority setting exercises
Oncology Nursing Forum (2019)	Ineligible study design, i.e. not a critical or systematic review
Pozzar and Berry (2017)	Core concept does not evaluate research priority setting exercises
Pratt (2020)	Ineligible study design, i.e. not a critical or systematic review
Sebastianski et al. (2019)	Core concept does not evaluate research priority setting exercises
Sigfrid et al. (2019)	Core concept does not evaluate research priority setting exercises
Van Royen et al. (2010)	Core concept does not evaluate research priority setting exercises
Von Ah et al. (2019)	Ineligible study design, i.e. not a critical or systematic review
Wald et al. (2014)	Ineligible study design, i.e. not a critical or systematic review; Core concept does not evaluate research priority setting exercises
World Health Organization (2011)	Ineligible study design, i.e. not a critical or systematic review
World Health Organization (2020a, b)	Ineligible study design, i.e. not a critical or systematic review
World Health Organization (2021)	Ineligible study design, i.e. not a critical or systematic review
Woud et al. (2017)	Core concept does not evaluate research priority setting exercises
Wykes et al. (2015)	Ineligible study design, i.e. not a critical or systematic review