function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Brady, George Stewardson', 6],
    ['Dung, Le Doan & Tsukagoshi, Akira', 4],
    ['Guernet, Claude & Huyghe, Damien & Lartaud, Franck', 6],
    ['Guernet, Claude & Villier, Loïc', 2],
    ['Higashi, Ryouichi & Tsukagoshi, Akira', 2],
    ['Karanovic, Hyunsu Yoo and Ivana', 5],
    ['Kempf, Eugen Karl', 3],
    ['Luz, Nathália Carvalho Da & Coimbra, João Carlos', 6],
    ['Meisch, Claude & Smith, Robin J. & Martens, Koen', 5],
    ['RAUSCH, LEA & STOICA, MARIUS & LAZAREV, SERGEI', 10],
    ['Rossetti, Giampaolo & Stoch, Fabio & Mazzini, Ilaria', 3],
    ['Schornikov, Evgeny I.', 4],
    ['Sciuto, Francesco & Pugliese, Nevio', 2],
    ['Wang, He & Matzke-Karasz, Renate & Horne, David J.', 2],
    ['Yoo, Hyunsu & Huyen, Pham Thi Minh & Chae, Jinho', 4],
    ['Other (6)', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=70)',
    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);