title: Letter: Macrophage-migration inhibition.
mesh_terms: D000818:Animals; D002464:Cell Migration Inhibition; D003873:Dermatitis, Exfoliative / Q000276:immunology; D006168:Guinea Pigs / Q000276:immunology; D006801:Humans; D008222:Lymphokines; D008264:Macrophages / Q000276:immunology*
chemical_list: D008222:Lymphokines