Liham mula kay Dr Frank Atherton (Chief Medical Officer / Medical Director NHS Wales), Dr Andrew Goodall (Director General Health and Social Services), Reg Kilpatrick (Director, Local Government) sa Health Board Chief Executives, tungkol sa Prevention and Response to Covid-19 sa Wales – Mga aral na natutunan at hiling na bumuo ng Local Covid-19 Prevention and Response Plans', na may petsang 27/02/27.