function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Avgin, Sakine Serap', 22],
    ['Bousquet, Yves', 289],
    ['Guéorguiev, B.', 36],
    ['Hoess, René', 10],
    ['Hristovski, Slavčo & Guéorguiev, Borislav', 58],
    ['Jarrett, J. R. & Scudder, G. G E.', 7],
    ['Kostova, Rumyana & Gueorguiev, Borislav', 66],
    ['Larochelle & Larivière, Marie-Claude & Larochelle & Larivière', 7],
    ['Larochelle, André & Zeperyphodes & Broun', 43],
    ['Liebherr, James K.', 6],
    ['Maddison, David & Swanson, Alexander', 6],
    ['Maddison, David R.', 12],
    ['Majka, Christopher G. & Bousquet, Yves & Westby, Susan', 7],
    ['Neri, Paolo & Toledano, Luca', 14],
    ['Toledano, Luca', 14],
    ['Other (39)', 86]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=683)',
    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);