Everest, D.; Stidworthy, M.; Milne, E.; Meredith, A.; Chantrey, J.; Shuttleworth, C.; Blackett, T.; Butler, H.; Wilkinson, M.; Sainsbury, A.
Retrospective detection by negative contrast electron microscopy of faecal viral particles in free-living wild red squirrels (Sciurus vulgaris) with suspected enteropathy in Great Britain