function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Calabon, Mark S. & Jones, E. B. Gareth & Pang, Ka-Lai', 19],
    ['Cowie, Robert H. & Héros, Virginie', 44],
    ['Dayarathne, Monika C. & Wanasinghe, Dhanushka N. & Devadatha, B.', 18],
    ['Huber, John T. & Read, Jennifer D. & Triapitsyn, Serguei V.', 20],
    ['Jaklitsch, Walter M. & Voglmayr, Hermann', 20],
    ['Marin-Felix, Yasmina & Guarro, Josep & ano-Lira, Jose F.', 67],
    ['Reblova, Martina & Nekvindova, Jana & Fournier, Jacques', 18],
    ['Reblova, Martina & Nekvindova, Jana & Miller, Andrew N.', 16],
    ['Shi, Lin & Yang, Hao & Hyde, Kevin D. & Wijayawardene, Nalin N.', 18],
    ['Wijayawardene, Nalin N. & Dai, Dong-Qin & Premarathne, Bhagya M.', 301],
    ['Yang, Qin & Fan, Xin-Lei & Guarnaccia, Vladimiro', 15],
    ['Yu, Feng-Ming & Wei, De-Ping & Zhao, Qi & Tang, Song-Ming', 15],
    ['Zeng, Zhao-Qing & Zheng, Huan-Di & Wang, Xin-Cun', 17],
    ['Zeng, Zhao-Qing & Zhuang, Wen-Ying', 26],
    ['Zha, Ling-Sheng & Kryukov, Vadim Yu & Ding, Jian-Hua', 63],
    ['Other (298)', 832]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=1509)',
    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);