1. Toxicology profile for chlorine. U.S Department of Health and Human Services. 2010. https://www.atsdr.cdc.gov/ToxProfiles/tp172.pdf. Assessed 27 May 2020.
2. Pamphlet 1: Chlorine basics, edition 8. The Chlorine Institute. 2014. https://bookstore.chlorineinstitute.org/pamphlet-1-chlorine-basics.html?Session_ID=616aaf0d8f2aa0b6171e3e544421f560. Assessed 18 June 2020.
3. Fitzgerald GJ. Chemical warfare and medical response during World War I. Am J Public Health. 2008. https://doi.org/10.2105/AJPH.2007.11930.
4. OPCW Fact finding mission: “compelling confirmation” that chlorine gas used as weapon in Syria. Organisation for the Prohibition of Chemical Weapons. 2014. http://www.opcw.org/news/article/opcw-fact-finding-mission-compelling-confirmation-that-chlorine-gas-used-as-weapon-in-syria. Accessed 27 May 2020.
5. Report of the fact-finding mission regarding the incident of alleged use of toxic chemicals as a weapon in Douma, Syrian Arab Republic, on 7 April 2018. Organisation for the Prohibition of Chemical Weapons. 2019. https://www.opcw.org/sites/default/files/documents/2019/03/s-1731-2019%28e%29.pdf. Accessed 26 May 2020.