| http://www.w3.org/ns/prov#value | - The sources quoted included building codes [27], a housing and health guideline and guidebook [13,14], the Finnish Classification of Indoor Climate [39], and guidance material developed by The Radiation and Nuclear Safety Authority, the Finnish Allergy and Asthma Federation, the Pulmonary Association HELI, and other non-profit organisations.Given that a third of the respondents opted to receive fe
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