\end{document}
\section{Results} Key findings with figures/tables.
\begin{abstract} Brief summary of objectives, methods, results, and conclusions. \end{abstract}
\section{Discussion} Interpretation, implications, limitations.
\maketitle
\end{document}
\section{Results} Key findings with figures/tables.
\begin{abstract} Brief summary of objectives, methods, results, and conclusions. \end{abstract}
\section{Discussion} Interpretation, implications, limitations.
\maketitle