function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ivkovic, Marija & Pont, Adrian C.', 3],
    ['LÖWENBERG-NETO, PETER & DE CARVALHO, CLAUDIO J. B.', 44],
    ['Pont, Adrian C.', 21],
    ['Pérez, Sandra & De Carvalho, Claudio J. B.', 3],
    ['Schlüsslmayr, Gerhard', 7],
    ['Shinonaga, Satoshi', 5],
    ['Shinonaga, Satoshi & Huang, Yao-Te', 8],
    ['Sorokina, Vera S.', 31],
    ['Sorokina, Vera S. & Pont, Adrian C.', 2],
    ['Vikhrev, Nikita E. & Sorokina, Vera S.', 4],
    ['Xue, W. & Q., Zhao & D, D. & Wang, M. & R, P.', 3],
    ['Xue, Wan-Qi & Rong, Hua & Du, Jing', 6],
    ['Xue, Wan-Qi & Wang, Ming-Fu & Du, Jing', 31],
    ['Xue, Wanqi & Du, Jing', 8],
    ['Zhou, Zhongyan & Wei, Lianmeng', 3],
    ['Other (8)', 8]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=187)',
    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);