1. Available from: http://public.health.oregon.gov/ProviderPartnerResources/EvaluationResearch/DeathwithDignityAct/Pages/index.aspx
2. Available from: http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201520162AB15
3. Available from: http://www.leg.state.co.us/clics/clics2016a/csl.nsf/fsbillcont/177327DC50AD352687257F240063F245?Open&file=1054_01.pdf
4. Available from: http://public.health.oregon.gov/ProviderPartnerResources/EvaluationResearch/DeathwithDignityAct/Pages/ors.aspx
5. Available from: http://app.leg.wa.gov/RCW/default.aspx?cite=70.245.010