function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Almeida, Alexandre Oliveira De & Guerrazzi, Maria Cec Lia', 3],
    ['Alves, Maria De Lourdes & Ramos-Porto, Marilena', 1],
    ['Barnard, Keppel Harcourt', 3],
    ['Charbonnier, Sylvain & Garassino, Alessandro', 3],
    ['Charbonnier, Sylvain & Garassino, Alessandro & Pasini, Giovanni', 2],
    ['Fraaije, René H. B. & van Bakel, Barry W. M. & Jagt, John W. M.', 2],
    ['Garassino, Alessandro & Breton, Gérard', 2],
    ['Giraldes, Bruno Welter & Smyth, David Mark', 4],
    ['González, José A.', 1],
    ['Kornecki, Krystyna M. & Feldmann, Rodney M.', 1],
    ['Mantelatto, Fernando L. & Al, Et', 2],
    ['Mendonça, Luana M. C. & Guimarães, Carmen R. P.', 1],
    ['Palero, Ferran & Guerao, Guillermo & Clark, Paul F.', 2],
    ['Qian, Guanghui & Zhao, Qiang & Wang, An & Zhu, Lin & Zhou, Kaiya', 2],
    ['Wardiatno, Yusli & Hakim, Agus Alim & Mashar, Ali', 2],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=36)',
    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);