https://www.supportline.org.uk/problems/alcohol/
https://www.supportline.org.uk/problems/drugs/
https://www.nhs.uk/live-well/healthy-body/drug-addiction-getting-help/
https://www.wales.nhs.uk/healthtopics/lifestyles/drugmisuse
https://www.nhs.uk/live-well/alcohol-support/