Smyth, J A Chicken anaemia virus inoculated by the oral route causes lymphocyte depletion in the thymus in 3-week-old and 6-week-old chickens. [electronic resource] - Avian pathology : journal of the W.V.P.A Jun 2006 - 254-9 p. digital Publication Type: Journal Article ISSN: 0307-9457 Standard No.: 10.1080/03079450600717349 doi Subjects--Topical Terms: Administration, OralAging--immunologyAnimalsChicken anemia virus--physiologyChickensCircoviridae Infections--immunologyLymphocyte CountLymphocytes--immunologySpecific Pathogen-Free OrganismsThymus Gland--immunologyVirus Replication