ASCO:https://www.asco.org/asco-coronavirus-information/care-individuals-cancer-during-covid-19
ASTRO:https://www.astro.org/Daily-Practice/COVID-19-Recommendations-and-Information
ESTRO:https://www.estro.org/About/Newsroom/News/Radiotherapy-in-a-time-of-crisis
EMCrit:emcrit.org/ibcc/covid19/
(EMCrit is critical care's wiki-like resource). Summary of all national guidelines here plus other information.
Yale's internal radiation oncology protocol for COVID: https://t.co/bQPWly8eiX?amp=1
Consideration for adaptation in other departments.
Here are some guidelines and FAQ from professional societies:
NCCN: https://www.nccn.org/covid-19/default.aspx
ASTRO FAQ: https://www.astro.org/Daily-Practice/COVID-19-Recommendations-and-Information/COVID-19-FAQs
ASCO Coronavirus Resources: https://www.asco.org/asco-coronavirus-information