function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Dankittipakul, Pakawin & Jocqué, Rudy & Singtripop, Tippawan', 149],
    ['Dankittipakul, Pakawin & Koh, Joseph K. H.', 4],
    ['Dankittipakul, Pakawin & Tavano, Maria & Singtripop, Tippawan', 5],
    ['Griswold, Charles', 3],
    ['Jin, Chi & Zhang, Feng', 2],
    ['Lin, Yejie & Li, Shuqiang & Mo, Haolin & Wang, Xihao', 2],
    ['Lin, Yejie & Li, Shuqiang & Pham, Dinh-Sac', 4],
    ['Lu, Ying & Li, Shuqiang & Yao, Zhiyuan', 3],
    ['Lu, Ying & Li, Shuqiang & Yu, Hao & Yao, Zhiyuan', 3],
    ['Ono, Hirotsugu', 9],
    ['Sankaran, Pradeep M. & Caleb, John T. D.', 2],
    ['Zhang, Bao-Shi & Zhang, Feng', 2],
    ['Zhang, Bao-Shi & Zhang, Feng & Chen, Ping', 4],
    ['Zhang, Bao-Shi & Zhu, Ming-Sheng', 3],
    ['Zhang, Feng & Zhang, Bao-Shi & Jia, Xiao-Mei', 2],
    ['Other (6)', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=203)',
    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);