Correction to: Effect of interfacial drag force model on code prediction for upward adiabatic two-phase bubbly flow in vertical channels

The article “Effect of interfacial drag force model on code prediction for upward adiabatic two-phase bubbly flow in vertical channels” written by Takashi Hibiki and Tetsuhiro Ozaki, was originally published electronically the publisher’s internet portal (currently SpringerLink) 04 January 2020 without open access. After publication Volume 2, Issue 4, page 212–224, author(s) decided to opt Open Choice make an access publication. Therefore, copyright has been changed © Author(s) is forthwith distributed under terms Creative Commons Attribution 4.0 International License ( http://creativecommons.org/licenses/by/4.0/ ), which permits use, duplication, adaptation, distribution reproduction any medium or format, as long you give appropriate credit original source, provide a link license, indicate if changes were made.