function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Antony, Anna Ancy & Nampy, Santhosh', 27],
    ['Bidault, Ehoarn & Burg, Willem Joost van der', 9],
    ['Hess, Hans Ernst & Landolt, Elias & Hirzel, Rosmarie', 7],
    ['Ito, Yu & Barfod, Anders S.', 8],
    ['Jarvis, Charlie', 24],
    ['Linnaeus, Carolus', 13],
    ['Nacoulma, Blandine M. I. & Schmidt, Marco & Hahn, Karen', 17],
    ['Oliveira, Adriana & Bove, Claudia', 16],
    ['Pellegrini, Marco O. O.', 38],
    ['Pellegrini, Marco O. O. & Forzza, Rafaela C.', 9],
    ['Pellegrini, Marco O. O. & Hickman, Ellen J.', 13],
    ['Pellegrini, Marco O. O. & Horn, Charles N. & Almeida, Rafael F.', 31],
    ['Pellegrini, Marco Octavio de Oliveira', 9],
    ['Pellegrini, Marco Octavio de Oliveira & Faden, Robert B.', 9],
    ['Zhou, Ya-Dong & Mwachala, Geoffrey & Hu, Guang-Wan', 13],
    ['Other (40)', 80]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=323)',
    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);