function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ansi, Amin Al & Alkhalaf, Areej A. & Fadl, Hassan', 66],
    ['Canepari, Claudio & Gordon, Robert D. & Hanley, Guy A.', 126],
    ['Gonzalez, Guillermo & Cotoras, Darko D. & Grez, Audrey A.', 68],
    ['Gordon, Robert D. & Canepari, Claudio & Hanley, Guy A.', 297],
    ['Gordon, Robert D. & F, Guillermo González & Hanley, Guy A.', 66],
    ['Gordon, Robert D. & Hanley, Guy A.', 265],
    ['Hounkpati, Kwevitoukoui & McHugh, Joseph V. & Niang, Abdoul Aziz', 105],
    ['Iqbal, Zafar & Nasir, Muhammad Farooq & Bodlah, Imran', 54],
    ['Nattier, Romain & Jourdan, Hervé & Mille, Christian', 54],
    ['POORANI, J.', 364],
    ['Pang, Hong & Tang, Xue-Fei & Booth, Roger G.', 76],
    ['Poorani, J.', 111],
    ['Szawaryn, Karol & Czerwiński, Tomasz', 46],
    ['TONG, JUNBO & CHEN, XIAOSHENG & ZHANG, XIAONING & HUO, LIZHI', 71],
    ['Xingmin Wang & Hermes E. Escalona & Shunxiang Ren', 46],
    ['Other (216)', 1438]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=3253)',
    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);