function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Eliwa, Duaa & Albadry, Mohamed A. & Ibrahim, Abdel-Rahim S.', 1],
    ['Ganeshalingam, Archchana & Daranagama, Dinushani A.', 4],
    ['Iliushin, Vadim A.', 1],
    ['Jarvis, Charlie', 1],
    ['Syaukani, S. & Lisa, O. & Zumaidar, Z. & Fitri, L.', 1],
    ['Visagie, Cobus M. & Yilmaz, Neriman & Renaud, Justin B.', 2],
    ['Wei, Jihua & Chen, Xuexia & Ge, Yichao & Yin, Qizhao & Ma, Yihan', 1],
    ['Zhang, Zhi-Yuan & Li, Xin & Chen, Wan-Hao & Liang, Jian-Dong', 2],
    ['Zhao, Wen-Yu & Yi, Jing & Chang, Yi-Bo & Sun, Cheng-Peng', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=14)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 9, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);