function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ekins, Merrick & Erpenbeck, Dirk & Goudie, Lisa', 8],
    ['Ekins, Merrick & Erpenbeck, Dirk & Hooper, John N. A.', 27],
    ['Ekins, Merrick & Hooper, John N. A.', 11],
    ['Göcke, Christian & Janussen, Dorte', 6],
    ['Hestetun, Jon T. & Pomponi, Shirley A. & Rapp, Hans Tore', 8],
    ['Ise, Yuji & Vacelet, Jean', 2],
    ['Kelly, Michelle & Vacelet, Jean', 5],
    ['Lonny Lundsten & Henry M. Reiswig & William C. Austin', 4],
    ['Lundsten, Lonny & Reiswig, Henry M. & Austin, William C.', 7],
    ['Morozov, Grigori & Sabirov, Rushan & Zimina, Olga', 2],
    ['Rengaiyan, Periasamy & Ingole, Baban', 4],
    ['Rios, Pilar & Kelly, Michelle & Vacelet, Jean', 3],
    ['Vacelet, Jean', 14],
    ['Vacelet, Jean & Kelly, Michelle', 4],
    ['Vacelet, Jean & Kelly, Michelle & Schlacher-Hoenlinger, Monika', 6],
    ['Other (6)', 8]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=119)',
    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);