Below is a MWE:
\documentclass[12pt]{article}
\usepackage{authblk}
\begin{document}
\title{Title}
\author[1]{AuthorA}
\author[1*]{AuthorB}
\affil[1]{Institute Name}
\affil[*]{Address correspondence to: [email protected]}
\maketitle
\date{}
\begin{abstract}
QWERTYUIOP
\end{abstract}
\end{document}
The output is
What is want is to add a line "On behalf of the XYZ collaboration" between the "AuthorA and AuthorB" line and the "Institute Name" line. Can you please help?
\maketitle
. It is mostly implemented as a tabular.