function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ale-Rocha, Rosaly & Limeira-De-Oliveira, Francisco', 4],
    ['Baba, Hayri & Gündoğdu, Fatma & Sevindik, Mustafa', 5],
    ['Baba, Hayri & Sevindik, Mustafa', 3],
    ['Bortnikov, Fedor M. & Gmoshinskiy, Vladimir I.', 17],
    ['Jarvis, Charlie', 5],
    ['Kryvomaz, Tetiana & Michaud, Alain & Stephenson, Steven L.', 123],
    ['Kunttu, Panu & Varis, Elina & Kunttu, Sanna-Mari', 12],
    ['Moreno, G. & Castillo, A. & Thüs, H.', 22],
    ['Ronikier, Anna', 26],
    ['Song, Wen-Long & Lin, Di & Li, Min & Du, Que & Chen, Shuang-Lin', 4],
    ['Treviño-Zevallos, Italo & García-Cunchillos, Iván', 177],
    ['Treviño-Zevallos, Italo & García-Cunchillos, Iván & Lado, Carlos', 3],
    ['Yang, Xin-Ya & Wang, Sai-Yu & Dai, Dan & Zhao, Hui-Nan', 4],
    ['Yuan, Cai-Xia & Ren, Guo-Dong', 3],
    ['Zhao, Hui-Nan & Rao, Gu & Yang, Xin-Ya & Li, Xiao & Yu, Hai-Long', 3],
    ['Other (14)', 17]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=428)',
    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);