The infection risks are compounded given that Harrington told investigators he had a higher-than-normal population proportionally of HIV and hepatitis patients, Rogers said.
"I think it's about creating a momentum that says this isn't a part of our life in Wales - creating the sense it isn't normal to be a smoking population, " she said.
Today these slightly crippled versions of housekeeping genes are scattered more or less haphazardly through the human population and are considered normal components of the human genome.
With two-thirds of those working as would be expected during a normal recovery, 138, 000 new jobs would have been necessary in September just to keep pace with population growth.