common.tex

\ifx\c@authorfn\undefined{}
\newcounter{authorfn}
\setcounter{authorfn}{1}
\newcommand{\authfn}[1]{%
  \fnsymbolmult{\numexpr\value{authorfn}+#1}%
}
\else
\fi

\def\@correspondence{}
\def\@contribution{}
\def\@presentaddress{}
\def\@deceased{}


\ifx\c@correspondence\undefined{}
\newcommand{\corr}[2]{%
  \ifx\empty\@correspondence\else\appto{\@correspondence}{; }{}{}\fi
  \appto{\@correspondence}{%
    \url{#1}%
    \ifx\empty#2\else\space(#2)\fi
  }{}{}%
}
\fi


\ifx\c@contribution\undefined{}
\newcommand{\contrib}[2][]{
  \appto{\@contribution}{%
  \ifx\empty#1\else\textsuperscript{#1}\fi
  #2\\
  }{}{}
}
\fi


\ifx\c@presentaddress\undefined{}
\newcommand{\presentadd}[2][]{
  \ifx\empty\@presentaddress\else\appto{\@presentaddress}{; }{}{}\fi
  \appto{\@presentaddress}{%
  \ifx\empty#1\else\textsuperscript{#1}\fi
  #2%
  }{}{}
}
\fi

\ifx\c@deceased\undefined{}
\newcommand{\deceased}[1]{\def\@deceased{\textsuperscript{#1}Deceased}}
\fi


\reversemarginpar