Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) HARGREAVE FE.,Bronchial responsiveness to histamine or methacholine in asthma: Measurement and clinical significance,J. Allergy Clin. Immunoi,,,1981,68,,347-55,https://cir.nii.ac.jp/crid/1572543024606068096,