Correcting for the effect of measurement error on the association between environmental exposure and respiratory impairment Author: Irwig LM. Source: Doctor of Philosophy, University of the Witwatersrand. 1986. Summary: NULL Babalwa Jekwa2019-04-08T08:46:41+02:00Dec 31st, 1986| Share This Page, Choose Your Platform! FacebookTwitterLinkedInWhatsappEmail