Leaving these literature reviews on housing first policy here for those who want to form their own opinion instead of getting it from right-wing “news” articles:

https://jech.bmj.com/content/jech/73/5/379.full.pdf

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4679128/

https://nap.nationalacademies.org/read/25133/chapter/1

https://www.coloradocoalition.org/sites/default/files/2017-01/287.pdf