function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Apanaskevich, Dmitry A. & Horak, Ivan G.', 4],
    ['Guglielmone, Alberto A. & Nava, Santiago & Robbins, Richard G.', 28],
    ['Guglielmone, Alberto A. & Petney, Trevor N.', 27],
    ['Ma, Min & Li, Sheng-Cai & Fan, Qing-Hai', 3],
    ['Petney, Trevor N. & Boulanger, Nathalie & Saijuntha, Weerachai', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=64)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 5, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);