function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Abe, Hirokazu & Sato-Okoshi, Waka', 55],
    ['Dagli, Ertan & Çinar, Melih Ertan', 16],
    ['Delgado-Blas, Victor Hugo & Salazar-Silva, Patricia', 87],
    ['Faulwetter, Sarah & Simboura, Nomiki & Katsiaras, Nikolaos', 102],
    ['Glasby, Christopher J. & Timm, Tarmo & Muir, Alexander I.', 22],
    ['Götting, Miriam', 12],
    ['Imajima, Minoru', 22],
    ['Mikac, Barbara', 19],
    ['Paterson, Gordon L. J. & Neal, Lenka & Altamira, Iris', 10],
    ['Peixoto, Antônio João Malafaia & Paiva, Paulo Cesar', 12],
    ['Radashevsky, Vasily I.', 38],
    ['Salazar-Vallejo, Sergio I. & Carrera-Parra, Luis F.', 12],
    ['Tasso, Vicente & El Haddad, Mustapha & Assadi, Carolina', 10],
    ['Vı & Delgado-Blas, ctor H.', 10],
    ['Walker, Lexie M', 36],
    ['Other (58)', 216]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=679)',
    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);