function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Anistratenko, Vitaliy V. & Neubauer, Thomas A.', 4],
    ['Chatterjee, Tapas & Dovgal, Igor', 10],
    ['Chatterjee, Tapas & Dovgal, Igor & Fernandez-Leborans, Gregorio', 38],
    ['Chatterjee, Tapas & Dovgal, Igor & Mayén-Estrada, Rosaura', 4],
    ['Chatterjee, Tapas & Dovgal, Igor & Sautya, Sabyasachi', 7],
    ['Chatterjee, Tapas & Sautya, Sabyasachi & Dovgal, Igor', 6],
    ['Chаtterjee, Tаpаs & Dovgаl, Igor & Pešić, Vlаdimir', 5],
    ['Dovgal, Igor & Mayén-Estrada, Rosaura', 13],
    ['Dovgal, Igor & Pešić, Vladimir', 3],
    ['Imai, Soichi', 3],
    ['Kubesy, A. A. & Dehority, Burk A.', 3],
    ['Li, Ran & Zhuang, Wenbao & Feng, Xiaochen & Al-Farraj, Saleh A.', 4],
    ['Mariño-Pérez, Ricardo & Dovgal, Igor & Mayén-Estrada, Rosaura', 8],
    ['Neuhaus, Birger & Lu, Borong & Yamasaki, Hiroshi', 3],
    ['Ramírez-Ballesteros, Mireya & Mayén-Estrada, Rosaura', 13],
    ['Other (9)', 13]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=137)',
    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);