function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barkalov, Oleg P. Negrobov Anatolij V. & Selivanova, Olga V.', 3],
    ['Capellari, Renato Soares & Amorim, Dalton De Souza', 16],
    ['Grichanov, Igor Ya.', 9],
    ['Kechev, Mihail & Naglis, Stefan & Tonguç, Alper & Pollet, Marc', 17],
    ['Liu, Ruo-Si & Wang, Meng-Qing & Yang, Ding', 5],
    ['Liu, Ruosi & Wang, Mengqing & Yang, Ding', 5],
    ['Meigen, Johann Wilhelm', 5],
    ['Negrobov, Oleg P. & Kumazawa, Tatsunori & Tago, Toshihiro', 8],
    ['Parent, Octave', 7],
    ['Pollet, Marc & Andrade, Rui & Gonçalves, Ana & Andrade, Pedro', 6],
    ['Pollet, Marc & Ivković, Marija', 5],
    ['Runyon, Justin B.', 22],
    ['Runyon, Justin B. & Capellari, Renato S.', 10],
    ['Selivanova, Olga V. & Grichanov, Igor Ya.', 8],
    ['Wei, Lianmeng & Zhang, Lili', 14],
    ['Other (24)', 33]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=173)',
    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);