Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleReference Ranges Should Be Updated.AuthorsOstendorf, NorbertSubjectsFERRITIN; IRON deficiencyPublicationDeutsches Ärzteblatt International, 2022, Vol 119, Issue 24, p427ISSN1866-0452Publication typeLetter to the EditorDOI10.3238/arztebl.m2022.0136