Rijksinstituut voor Volksgezondheid en Milieu Stability of folate and vitamin B12 in human serum after long-term storage: a follow-up after 13 years | RIVM Jaar: 2018 Stability of folate and vitamin B12 in human serum after long-term storage: a follow-up after 13 years | RIVM Bron: rivm.nl Download dossier (ZIP) · JSON