function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Binoy, C. & Kumar, P. Girish & Santhosh, S.', 16],
    ['Dollfuss, H. & L, Crossocerus & D, Entomognathus', 25],
    ['Gadallah, Neveen S.', 6],
    ['H, Phong & G, P. & N, Yuriy', 3],
    ['Jahantigh, Fatemeh & Rakhshani, Ehsan & Mokhtari, Azizollah', 1],
    ['Madl, M.', 8],
    ['Madl, Michael', 1],
    ['Madl, Michael & C, Bembecinus & F, Bembix & C, Brachystegus', 4],
    ['Pham, Phong Huy', 8],
    ['Saini, Varun & Dey, Debjani', 16],
    ['Yue, Dan & Ma, Li & Li, Qiang', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=93)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 11, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);