function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Askew, Richard R. & Melika, George & Pujade-Villar, Juli', 10],
    ['Burks, R. A.', 1],
    ['Dale-Skey, Natalie & Askew, Richard R. & Noyes, John S.', 64],
    ['Dorchin, Netta & Mifsud, David & Askew, Richard', 1],
    ['László, Zoltán & Lakatos, K. Tímea & Dénes, Avar-Lehel', 2],
    ['Madl, Michael', 2],
    ['Plecas, Milan & Zikic, Vladimir & Kocic, Korana', 5],
    ['Pérez-Benavides, A. Lucía & Hernández-Baz, Fernando', 2],
    ['Telfer, Angela C & Young, Monica R & Quinn, Jenna & Perez, Kate', 1],
    ['Tselikh, E. V.', 1],
    ['Xiao, Hui & Sun, Lei & Jiao, Tianyang & Li, Zi', 25]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=114)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 11, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);