LebretErivm2025-03-112025-03-111987https://rivm.openrepository.com/handle/10029/630637Errors in exposure variables and their role in obscuring exposure-reponse relations: the case of indoor exposure to nitrogen dioxide and fine particles.ArticleIn: Seifert B, Esdron H, Fischer M, Ruden H, Wegner J, eds. Indoor air '87. Proceedings of the 4th International Conference on indoor air quality and climate, Berlin, August 1987. Volume 1. Berlin: Institute for Water, Soil and Air Hygiene, 1987;288-922025-03-11