function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Crespo, Luis C & Domenech, Marc & Enguidanos, Alba', 1],
    ['Dean, David Allen', 5],
    ['Gan, Jiahui & Irfan, Muhammad & Peng, Xianjin & Ran, Siyu', 3],
    ['Ligia R. Benavides & Gonzalo Giribet & Gustavo Hormiga', 1],
    ['Liu, Jinxin & Xu, Xiang & Hormiga, Gustavo & Yin, Haiqiang', 6],
    ['Liu, Jinxin & Xu, Xiang & Marusik, Yuri M. & Yin, Haiqiang', 2],
    ['Marusik & Omelko & Koponen', 1],
    ['Telfer, Angela C & Young, Monica R & Quinn, Jenna & Perez, Kate', 2],
    ['Yoshida, Hajime', 1],
    ['ZONSTEIN, SERGEI & MARUSIK, YURI M.', 1],
    ['Zeng, Chen & Wang, Cheng & Peng, Xian-Jin', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=26)',
    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);