van Vliet, JJHVaessen, HAMGvan den Burg, GSchothorst, RC2025-03-142025-03-141997https://rivm.openrepository.com/handle/10029/637266Twenty-four-hour duplicate diet study 1994; nitrate and nitrite: method development and intake per person per day.ArticleCancer Lett 1997; 114:305-72025-03-14