Organochlorine concentrations in breast milk and prevalence of allergic disorders in Japanese women

► Study subjects were 124 Japanese women. ► We assessed levels of β-HCH, HCB, p,p′-DDE, and trans-nonachlordane in breast milk. ► Outcomes were wheeze, asthma, eczema, and rhinoconjunctivitis. ► All exposures were not related to the prevalence of any of the allergic disorders.