Eur. Phys. J. C (2020) 80: 738
https://doi.org/10.1140/epjc/s10052-020-8264-4

Erratum

Erratum to: Constraints on new physics from

¹ Department of Physics, National Taiwan University, Taipei, 10617, Taiwan
² Physics Division, National Center for Theoretical Sciences, Hsinchu, 30013, Taiwan
³ Tsung-Dao Lee Institute, and School of Physics and Astronomy, Shanghai Jiao Tong University, Shanghai, 200240, China
⁴ School of Physics and Astronomy, Monash University, Melbourne, VIC 3800, Australia

^* e-mail: german.valencia@monash.edu

Received: 9 June 2020
Accepted: 18 July 2020
Published online: 13 August 2020

Abstract

A missing factor of i in Eq. (C1) has led to an incorrect expression for the last line of Eq. 14. The correct expression should read