function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Blahnik, Roger J. & Holzenthal, Ralph W.', 91],
    ['Cartwright, David I.', 133],
    ['Chamorro, Maria Lourdes & Holzenthal, Ralph W.', 117],
    ['Embacher, G. & Malicky, H. & A. E & R. A', 65],
    ['Johanson, Kjell Arne & Oláh, János', 75],
    ['Malicky, H.', 381],
    ['Malicky, H. & Chantaramongkol, P.', 161],
    ['Malicky, Hans', 268],
    ['Mey, Wolfram & Malicky, Hans', 213],
    ['Oláh, J. & Johanson, K. A.', 476],
    ['Oláh, János & Johanson, Kjell Arne', 221],
    ['Oláh, János & Johanson, Kjell Arne & Barnard, Peter C.', 283],
    ['Paprocki, Henrique & Franca, Diogo', 1398],
    ['Takiya, Daniela Maeda & Santos, Allan Paulo Moreira', 208],
    ['Wells, Alice', 69],
    ['Other (416)', 3819]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=7978)',
    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);