function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bian, Xun & Liu, Jing & Yang, Zizhong', 37],
    ['Bian, Xun & Shi, Fuming', 9],
    ['Bian, Xun & Wang, Shuai-Yu & Shi, Fu-Ming', 7],
    ['Cadena-Castañeda, Oscar J.', 24],
    ['Cadena-Castañeda, Oscar J. & Díaz, Carlos Julio Arango', 5],
    ['Du, Baojie & Bian, Xun & Shi, Fuming', 13],
    ['Gorochov, Andrej V. & Dawwrueng, Pattarawich', 5],
    ['Guo, Li-Ying & Shi, Fu-Ming', 12],
    ['Hemp, Claudia', 5],
    ['Li, Miao-Miao & Fang, Yan & Liu, Xian-Wei & Li, Kai', 13],
    ['Li, Miaomiao & Fang, Yan & Liu, Xianwei & Li, Kai', 13],
    ['Li, Miaomiao & Liu, Xianwei & Li, Kai', 13],
    ['Li, Miaomiao & Sun, Mei Ling & Liu, Xianwei & Li, Kai', 15],
    ['Shi, Fu-Ming & Guo, Li-Ying & Bian, Xun', 8],
    ['Xun Bian & Fuming Shi', 4],
    ['Other (15)', 24]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=207)',
    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);