Free radical scavenging properties of polyvinylpyridine n oxide: a possible mechanism for its action in pneumoconiosis Authors: Gulumian M, van Wyk JA. Source: Med Lav. 1987; 78:124-28. Summary: NULL Babalwa Jekwa2019-04-08T22:09:16+02:00Dec 31st, 1987| Share This Page, Choose Your Platform! FacebookTwitterLinkedInWhatsappEmail