Its mentioned here... https://ipswichwitches.co/ipswich-v-wolves-raceday-preview-3/
Both meetings at Foxhall between the two sides in 2019 were tight contests, with Ipswich running out 46-44 and 41-37 winners and the Witches will be hoping for a repeat result on Monday night in front of the TV cameras.
You do realise that the original and the 'variants' have never been isolated anywhere in the world. Please tell me how they can test for something that has not been scientifically proven to exist...