function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Armenteros, Maickel & Vincx, Magda & Decraemer, Wilfrida', 2],
    ['Aryuthaka, Chittima & Kito, Kenji', 4],
    ['Datta, Tridip Kumar & Bhowmik, Moumita & Choudhury, Amalesh', 3],
    ['Holovachov, Oleksandr', 14],
    ['Huang, Mian & Xu, Kuidong', 4],
    ['Huang, Y. & Zhang, Z. N.', 4],
    ['Jiang, Weijun & Huang, Yong', 2],
    ['Khudhir, Manda & Hodda, Mike & Nicholas, Evelyn', 42],
    ['Leduc, Daniel', 19],
    ['Li, Ting & Ban, Shuyan & Huang, Yong', 5],
    ['Li, Ting & Huang, Yong & Huang, Mian', 2],
    ['Phuong, Nguyen Thi Xuan & Long, Phan Ke & Thanh, Tran Thi Viet', 4],
    ['Shahina, F. & Nasira, K. & Firoza, K. & Erum, Y. I.', 10],
    ['Sun, Yan & Huang, Yong', 3],
    ['Yu, Tingting & Xu, Kuidong', 3],
    ['Other (9)', 14]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=135)',
    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);