function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bernard, F.', 15],
    ['Blaimer, Bonnie B.', 32],
    ['Blaimer, Bonnie B. & Fisher, Brian L.', 18],
    ['Emery, C.', 18],
    ['Heike Feldhaar & Ulrich Maschwitz & Brigitte Fiala', 15],
    ['Hosoishi, Shingo', 18],
    ['Hosoishi, Shingo & Ogata, Kazuo', 61],
    ['Jimoh, Bunmi Omowumi & Gomez, Kiko & Kemabonta, Kehinde Abike', 28],
    ['Longino, J. T.', 70],
    ['Santschi, F.', 84],
    ['Sharaf, Mostafa R. & Aldawood, Abdulrahman S.', 17],
    ['Smith, F.', 28],
    ['Ward, Philip S. & Blaimer, Bonnie B.', 21],
    ['Wheeler, W. M.', 27],
    ['Wild, A. L.', 27],
    ['Other (37)', 146]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=625)',
    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);