title: Thymus- and bursa-dependent areas in duck lymph nodes.
mesh_terms: D000818:Animals; D002060:Bursa of Fabricius / Q000502:physiology*; D004372:Ducks / Q000033:anatomy & histology*; D008198:Lymph Nodes / Q000166:cytology*; D013950:Thymus Gland / Q000502:physiology*