function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arimoto, Koichi', 6],
    ['Bernard, F.', 2],
    ['Chen, Chao & Chen, Zhilin & Xu, Zhenghui & Fu, Qishan', 2],
    ['Emery, C.', 9],
    ['Forel, A.', 32],
    ['Jimoh, Bunmi Omowumi & Gomez, Kiko & Kemabonta, Kehinde Abike', 5],
    ['López-Muñoz, Román A. & Villarreal, Erick & Lattke, John E.', 2],
    ['Mayr, G.', 8],
    ['Radchenko, Alexander G. & Fisher, Brian L. & Esteves, Flavia A.', 9],
    ['Roger, J.', 2],
    ['Santschi, F.', 9],
    ['Schmidt, C. A. & Shattuck, S. O.', 2],
    ['Subedi, I. P. & Budha, P. B. & Yamane, Sk.', 7],
    ['Wachkoo, Aijaz Ahmad & Maqbool, Amir & Akbar, Shahid Ali', 2],
    ['Wheeler, W. M.', 3],
    ['Other (16)', 17]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=117)',
    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);