Cao, Ke T-cell receptor repertoire data provides new evidence for hygiene hypothesis of allergic diseases. [electronic resource] - Allergy 03 2020 - 681-683 p. digital Publication Type: Letter; Research Support, Non-U.S. Gov't ISSN: 1398-9995 Standard No.: 10.1111/all.14014 doi Subjects--Topical Terms: AsthmaHumansHygiene HypothesisHypersensitivity--epidemiologyReceptors, Antigen, T-Cell--genetics