title: WITHDRAWN: Reply to the letter of Soldin et al.
abstract: The Publisher regrets that this article is an accidental duplication of an article that has already been published, doi:10.1016/j.cca.2010.09.032. The duplicate article has therefore been withdrawn.
authors.affiliation: Laboratory of Clinical Chemistry and Radio-immunology, UZ Brussel, Brussel, Belgium.
authors.forename: Ellen
authors.initials: E
authors.lastname: Anckaert
authors.forename: Kris
authors.initials: K
authors.lastname: Poppe
authors.forename: Katleen
authors.initials: K
authors.lastname: Van Uytfanghe
authors.forename: Johan
authors.initials: J
authors.lastname: Schiettecatte
authors.forename: Walter
authors.initials: W
authors.lastname: Foulon
authors.forename: Linda M
authors.initials: LM
authors.lastname: Thienpont