function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Artois, Tom J. & Tessens, Bart S.', 20],
    ['Diez, Yander L. & Monnens, Marlies & Aguirre, Rosa Isabel', 22],
    ['Diez, Yander L. & Reygel, Patrick & Artois, Tom', 18],
    ['Faubel, A. & Warwick, R. M.', 19],
    ['Gobert, Stefan & Diez, Yander L. & Monnens, Marlies', 58],
    ['Houben, Albrecht M. & Monnens, Marlies & Proesmans, Willem', 15],
    ['Houben, Albrecht M. & Steenkiste, Niels Van & Artois, Tom J.', 38],
    ['Lunaschi, Lia I. & Álvarez, Victor Hugo Merlo', 13],
    ['Noreña, Carolina & Eitam, Avi & Blaustein, Leon', 20],
    ['Schockaert, Ernest R. & Moons, Patricia & Janssen, Toon', 18],
    ['Steenkiste, Niels Van & Tessens, Bart & Krznaric, Kathleen', 19],
    ['Steenkiste, Niels Van & Volonterio, Odile & Schockaert, Ernest', 12],
    ['Willems, Wim R. & Artois, Tom J. & Vermin, Wouter A.', 26],
    ['Willems, Wim R. & Reygel, Patrick & Steenkiste, Niels Van', 15],
    ['Willems, Wim R. & Sandberg, Maria I. & Jondelius, Ulf', 16],
    ['Other (57)', 198]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=527)',
    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);