function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bosmans, Robert', 12],
    ['Bosselaers, Jan', 15],
    ['Bosselaers, Jan & Jocqué, Rudy', 25],
    ['Boubakri, Abir & Bosmans, Robert & Pétillon, Julien', 6],
    ['Chu, Chang & Li, Shuqiang & Yao, Yanbin & Yao, Zhiyuan', 7],
    ['Crespo, Luis C & Domenech, Marc & Enguidanos, Alba', 9],
    ['Dankittipakul & Deeleman-Reinhold', 12],
    ['Dankittipakul, Pakawin & Tavano, Maria & Singtripop, Tippawan', 54],
    ['Deeleman-Reinhold, Christa', 44],
    ['Deltshev, Christo & Komnenov, Marjan & Blagoev, Gergin', 8],
    ['Jan Bosselaers & Rudy Jocque', 8],
    ['Mu, Yannan & Jin, Chi & Zhang, Feng', 11],
    ['Mu, Yannan & Zhang, Feng', 11],
    ['Platnick & Di Franco', 7],
    ['Sankaran, Pradeep M. & Caleb, John T. D.', 13],
    ['Other (78)', 182]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=424)',
    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);