Valverde, E T-lymphocytes and nonspecific T-suppressor activity in patients with extrinsic asthma. [electronic resource] - Annals of allergy Jan 1982 - 32-5 p. digital Publication Type: Journal Article ISSN: 0003-4738 Subjects--Topical Terms: AdolescentAdultAsthma--immunologyChildChild, PreschoolConcanavalin A--pharmacologyFemaleHumansLeukocyte CountLymphocyte ActivationLymphokines--immunologyMaleSuppressor Factors, ImmunologicT-Lymphocytes--classification