| transient sensitization to house-dust mites: a study on the influence of mite exposure and sex. | this study aimed to evaluate the prognosis of a previous positive skin test to house-dust mites (hdm) in relation to environmental exposure. a total of 115 children, 50 from stockholm and 65 from northern sweden, all with a previous (average 2.5 years) positive phazet (pharmacia ab, uppsala, sweden) skin prick test (spt) to extracts of dermatophagoides pteronyssinus (dpt) and/or d. farinae (df) were included. dust samples were collected from the children's mattresses, and the total (dpt, df, and ... | 1996 | 8863929 |