function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Badli-Sham, Baizul Hafsyam & Syafiq, Muhamad Fatihah', 2],
    ['Barabanov, Andrei V. & Doronin, Igor V.', 2],
    ['Biju, S. D. & Kamei, Rachunliu G. & Mahony, Stephen', 4],
    ['Bordoloi, Sabitry & Bortamuli, Tutul & Ohler, Annemarie', 3],
    ['Chen, Weicai & Liao, Xiaowen & Zhou, Shichu & Mo, Yunming', 1],
    ['Chou, Wen-hao & Lau, Michael Wai-neng & Chan, Bosco P. L.', 1],
    ['Das, Indraneil & Haas, Alexander', 1],
    ['Fajri, Muhammad Ichsan & Tjong, Djong Hon & Hamidy, Amir', 2],
    ['Grosjean, Stéphane & Inthara, Chantip', 1],
    ['Haas, Alexander & Hertwig, Stefan T. & Krings, Wenke', 3],
    ['Hakim, Jonathan & Trageser, Scott J. & Ghose, Animesh', 1],
    ['Hamidy, Amir & Kurniati, Hellen', 1],
    ['Li, Jia-Tang & Liu, Jun & Chen, Yue-Ying & Wu, Jia-Wei', 3],
    ['Li, Jing & Liu, Shuo & Yu, Guohua & Sun, Tao', 1],
    ['Putri, Auni Ade & Fahri, Fahri & Annawaty, Annawaty', 2],
    ['Other (18)', 18]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=46)',
    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);