function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Costa, Daniel N. R. & Mathis, Wayne N. & Marinoni, Luciane', 26],
    ['Cresson, Ezra T.', 15],
    ['Dawah, Hassan A. & Ahmad, Syed K. & Abdullah, Mohammed A.', 113],
    ['El-Hawagry, Magdi S. & Zatwarnicki, Tadeusz & Ebrahim, Ayman M.', 138],
    ['Fallén, Carl Fredrik', 21],
    ['Júnior, Francisco De Assis Rodrigues & Mathis, Wayne Nielsen', 17],
    ['Kahanpaeae, Jere & Zatwarnicki, Tadeusz', 34],
    ['MacGowan, I. & Vikhrev, N. E. & Krivosheina, M. G.', 21],
    ['Mathis, Wayne N. & Marinoni, Luciane', 116],
    ['Mathis, Wayne N. & Zatwarnicki, Tadeusz', 127],
    ['Mathis, Wayne Neilsen & Júnior, Francisco De Assis Rodrigues', 80],
    ['O\'Grady, Patrick M & Arakaki, Keith & Evenhuis, Neal L', 34],
    ['Sinclair, Bradley J.', 22],
    ['Zatwarnicki, Tadeusz & Cielniak, Magdalena', 16],
    ['Zhang, Junhua & Yang, Ding', 15],
    ['Other (52)', 211]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=1006)',
    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);