Updates are available Correction dated 2020-06-03

Article History

Received: 25 November 2019

Accepted: 2 March 2020

First Online: 13 March 2020

Change Date: 3 June 2020

Change Type: Correction

Change Details: The article “EStradiol and PRogesterone in In vitro ferTilization (ESPRIT): a multicenter study evaluating third‑ versus second‑generation estradiol and progesterone immunoassays.

Compliance with ethical standards

:

: N.P.P. has received honoraria for lecturing and/or research grants from MSD, Ferring International, Merck, Roche Diagnostics, IBSA, BESINS International, and Theramex. E.A. has nothing to disclose. P.D. has received honoraria for lecturing and/or research grants from MSD, Ferring International, and Merck. H.T. has received research grants from Merck Serono, MSD, Goodlife, Cook, Roche, Besins, Ferring, Research Fund of Flanders (FWO) and Mirtha (now Allergan), and consultancy fees from Finox, Abbott, ObsEva and Merck. J.S. has nothing to disclose. H.D., G.B., G.M., and W.V., are employees of Roche Diagnostics. E.B. has received fees from Ferring Pharmaceuticals, Merck Serono, MSD, and Roche Diagnostics, and fees and grant support from Finox.

: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.

: Informed consent was obtained from all individual participants included in the study.