function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barman, Gyan Deb & Chanda, Sukanya & Panigrahi, Ashis Kumar', 1],
    ['Fetherman, Eric R. & Avila, Brian W.', 2],
    ['Garg, Anupma & Chaudhary, Anshu & Gupta, Abhishek', 2],
    ['Lopes, Daniela A. & Gomes, Delir Correa & Knoff, Marcelo', 2],
    ['Monteiro, Elideth Pacheco & Da Silva, Diehgo Tuloza', 1],
    ['Nitta, Masato & Ishikawa, Takanori', 1],
    ['Yang, Chengzhong & Zhou, Yang & Zhao, Yuanjun & Huang, Wei', 2],
    ['Zhou, Qingjie & Cao, Zeyi & Gao, Zhipeng & Xi, Bingwen', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=12)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 8, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);