function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['D\'Acoz, Cédric D\'Udekem & Degrave, Sammy', 7],
    ['Hayashi, Ken-Ichi', 1],
    ['Hayashi, Ken-Ichi & Miyake, Sadayoshi', 1],
    ['Komai, Tomoyuki & Amaoka, Kunio', 1],
    ['Komai, Tomoyuki & Chan, Tin-Yam', 1],
    ['Komai, Tomoyuki & Ohtsuka, Susumu & Yamaguchi, Shuhei', 2],
    ['Kuberan, G. & Chakraborty, Rekha Devi & Purushothaman, P.', 1],
    ['Omori, Makoto', 1],
    ['Rodrigues, Thaiana G. A. & Alves-Júnior, Flavio A.', 1],
    ['Rodrigues, Thaiana G. A. & Cardoso, Irene A.', 5],
    ['Wicksten, Mary K.', 7]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=28)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 11, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);