function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Babenko, Anatoly & Stebaeva, Sophya & Turnbull, Matthew S.', 7],
    ['Barjadze, Shalva & Jordana, Rafael & Baquero, Enrique', 3],
    ['Barjadze, Shalva & Parimuchová, Andrea & Raschmanová, Natália', 3],
    ['Chang, Gyudong & Park, Kyung-Hwa', 3],
    ['Gong, Xin & Qin, Chunyan & Yu, Daoyuan', 4],
    ['Mayvan, Mahmood Mehrafrooz & Greenslade, Penelope', 4],
    ['Nguyen, Anh T. T. & Thuy, Kim N. & Arbea, Javier I.', 8],
    ['Park, Kyung-Hwa & Bernard, Ernest C. & Moulton, John K.', 3],
    ['Thibaud, Jean-Marc', 12],
    ['Wang, Tianle & Yu, Daoyuan & Zhang, Feng', 5],
    ['Yu, Daoyuan & Deharveng, Louis', 3],
    ['Yu, Daoyuan & Deharveng, Louis & Zhang, Feng', 3],
    ['Yu, Daoyuan & Ding, Yinhuan & Ma, Yitong', 3],
    ['Yu, Daoyuan & Man, Le Cong & Deharveng, Louis', 4],
    ['Yu, Daoyuan & Yang, Xiaodong & Liu, Manqiang', 4],
    ['Other (15)', 25]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=94)',
    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);