function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Augustina, Treasa & Sreeram, Miriam Paul & Sukumaran, Sandhya', 2],
    ['Fernholm, Bo', 1],
    ['Fernholm, Bo & Hubbs, Carl L.', 2],
    ['Ho, Hsuan-Ching & Shao, Kwang-Tsao', 1],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 4],
    ['McMillan, C. B.', 3],
    ['McMillan, C. B. & Wisner, R. L.', 3],
    ['Mincarone, M. M.', 1],
    ['Mincarone, M. M. & Plachetzki, D. & McCORD, C. L.', 4],
    ['Polanco-F., A. & Fernholm, Bo', 1],
    ['Song, Young Sun & Kim, Jin-Koo', 1],
    ['Wisner, R. L. & McMillan, C. B.', 4],
    ['Wongratana, Thosaporn', 1],
    ['Zintzen, Vincent & Roberts, Clive D. & Shepherd, Lara', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=30)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 14, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);