function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ardeshir, Fariba', 5],
    ['Ebrahimi, Najmeh & Noei, Javad', 9],
    ['Gerecke, Reinhard', 17],
    ['Khaustov, A.', 8],
    ['Khaustov, Alexander A.', 10],
    ['Khaustov, Alexander A. & Trach, Viacheslav A.', 7],
    ['KhaustovK, Alexander A.', 27],
    ['LIU, DONG & YI, TIAN-CI & XU, YUN & ZHANG, ZHI-QIANG', 177],
    ['Manson, David Charles MacKenzie', 6],
    ['Mironov, Sergey V. & Proctor, Heather C.', 7],
    ['Paredes-León, Ricardo & García-Prieto, Luis', 14],
    ['Rahiminejad, Vahid & Hakimitabar, Masoud & Davari, Milad', 7],
    ['Smit, Harry', 17],
    ['XUE, XIAO-FENG & WANG, ZHEN & SONG, ZI-WEI & HONG, XIAO-YUE', 14],
    ['Xue, Xiao-Feng & Zhang, Zhi-Qiang', 6],
    ['Other (101)', 198]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=529)',
    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);