function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barge, Edward G. & Cripps, Cathy L.', 24],
    ['Bera, Ishika & Das, Kanad', 2],
    ['Bera, Ishika & Das, Kanad & Datta, Bejoysekhar', 2],
    ['Buyck, Bart & Eyssartier, Guillaume & Armada, François', 2],
    ['Chen, Bin & Song, Jie & Chen, Yanliu & Zhang, Jinhua', 2],
    ['Filippova, Nina & Zvyagina, Elena & Rudykina, Elena', 8],
    ['Ghosh, Aniket & Buyck, Bart & Chakraborty, Dyutiparna', 3],
    ['Jacob Heilmann-Clausen & Annemieke Verbeken & Jan Vesterholt', 5],
    ['Jarvis, Charlie', 4],
    ['Karunarathna, Samantha C. & Priyashantha, K Hasith', 4],
    ['Wang, Xiang-Hua & Das, Kanad & Bera, Ishika & Chen, Yu-Hui', 7],
    ['Wisitrassameewong, Komsit & Nuytinck, Jorinde & Hampe, Felix', 4],
    ['Wisitrassameewong, Komsit & Park, Myung Soo & Lee, Hyun', 3],
    ['Xie, Xiu-Chao & Buyck, Bart & Song, Yu', 6],
    ['Zambrano-Forero, Cristian J & Davila-Giraldo, Lina R', 7],
    ['Other (29)', 45]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=128)',
    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);