function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Achituv, Yair & Hosie, Andrew M.', 3],
    ['Achituv, Yair & Langsam, Yaacov', 3],
    ['Achituv, Yair & Simon-Blecher, Noa', 3],
    ['Annandale, N.', 3],
    ['Brickner, I & Simon-Blecher, Noa & Achituv, Yair', 4],
    ['Chan, Benny K. K. & Dreyer, Niklas & Gale, Andy S.', 4],
    ['Chan, Benny K. K. & Liu, H-c & Chen, Yi-Yang', 6],
    ['Chan, Benny Kwok Kan & Chen, Yi-Yang & Achituv, Yair', 4],
    ['Darwin, Charles Robert', 3],
    ['Gray, John Edward', 3],
    ['Hiro, F.', 8],
    ['Kolosvary, G.', 9],
    ['Pitriana, Pipit & Jones, Diana S. & Corbari, Laure', 5],
    ['Ross, A. & Newman, William A.', 12],
    ['Seguenza, G.', 5],
    ['Other (24)', 35]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=110)',
    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);