function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Adrianov, Andrey V. & Murakami, Chisato & Shirayama, Yoshihisa', 2],
    ['Altenburger, Andreas & Rho, Hyun Soo & Chang, Cheon Young', 1],
    ['Herranz, Maria & Yangel, Evgeniya & Leander, Brian S.', 1],
    ['Higgins, Robert P.', 1],
    ['Neuhaus, Birger & Pardos, Fernando & Sørensen, Martin Vinther', 4],
    ['Neuhaus, Birger & Zotto, Matteo Dal & Yamasaki, Hiroshi', 12],
    ['Pardos, Fernando & Higgins, Robert P. & Benito, Jesús', 2],
    ['Rogers, D. Christopher & Cruz-Rivera, Edwin', 1],
    ['Sørensen, Martin V.', 1],
    ['Sørensen, Martin V. & Goetz, Freya E. & Herranz, María', 16],
    ['Sørensen, Martin V. & Gąsiorowski, Ludwik & Randsø, Phillip V.', 6],
    ['Sørensen, Martin V. & Rohal, Melissa & Thistle, David', 9],
    ['Sørensen, Martin Vinther & Landers, Stephen C.', 4],
    ['Yamasaki, Hiroshi', 3],
    ['Yamasaki, Hiroshi & Neuhaus, Birger & George, Kai Horst', 7],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=73)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);