Herber, RFMSchothorst, RC2025-03-112025-03-111988https://rivm.openrepository.com/handle/10029/631408The WHO quality control program for trace metals and proteins in human material [Abstract]ArticleIn: Abstracts of the Third International Symposium on biological reference materials, Bayreuth, Federal Republic of Germany, May 1988; 302025-03-11