function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barr, Cheryl B. & Shepard, William D.', 17],
    ['Bian, Dongju & Sun, Haibin', 12],
    ['Bian, Dongju & Zhang, Yi', 13],
    ['Freitag, Hendrik & Kodada, Ján', 20],
    ['Hayashi, Masakazu & Kamite, Yuuki', 15],
    ['Hayashi, Masakazu & Kamite, Yuuki & Kobayashi, Takuya', 14],
    ['Linsky, Marek & Ciamporova-Zatovicova, Zuzana', 13],
    ['Luna-Luna, Alba Magali & Martins, Caleb Califre', 32],
    ['Maier, Crystal A.', 34],
    ['Manzo, Verónica', 13],
    ['Monte, Cinzia & Mascagni, Alessandro', 76],
    ['Nomura, Shizumu', 13],
    ['Segura, Melissa Ottoboni & Passos, Maria Ines Da Silva Dos', 46],
    ['Segura, Melissa Ottoboni & Valente-Neto, Francisco', 146],
    ['Takiya, Daniela Maeda & Santos, Allan Paulo Moreira', 14],
    ['Other (98)', 317]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=795)',
    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);