Email chain between Claire Rowlands (Deputy Director Human Resource Operations and Performance, Welsh Government), Albert Heaney (Deputy Director General, Welsh Government), Jo-Anne Daniels (Director of Mental Health Vulnerable Groups and NHS Governance, Director of Test, Trace & Protect, Welsh Government), Rob Orford (Chief Scientific Adviser for Health, Co-Chair of the Technical Advisory Cell and Technical Advisory Group, Welsh Government) and colleagues, regarding urgent advice on testing, dated 29/04/2020.