function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bonelli, Franco Andrea', 1],
    ['Borges, Paulo A. V. & Gaspar, Clara', 2],
    ['Burr, Malcolm', 15],
    ['Cuesta-Segura, Amonio David & Jurado-Angulo, Pilar', 2],
    ['De Bormans, Auguste', 1],
    ['Fabricius, Johann Christian', 2],
    ['Girod, Christophe & Matzke, Danilo', 9],
    ['Jurado-Angulo, Pilar & Jimenez-Ruiz, Yolanda', 2],
    ['Karthik, C. M. & Kalleshwaraswamy, C. M.', 4],
    ['Kočárek, Petr', 9],
    ['Linnaeus, Carolus', 3],
    ['Miles, Claire', 50],
    ['Sakenin, H. & Samin, N. & Imani, S. & Rastegari, J.', 9],
    ['Sun, Meiling & Li, Kai & Liu, Xianwei', 24],
    ['Ye, Xiaohan & Kamimura, Yoshitaka & Li, Wenliang & Liu, Xingyue', 3],
    ['Other (12)', 12]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=148)',
    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);