function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Budha, Prem B. & Naggs, Fred & Backeljau, Thierry', 18],
    ['Cavallari, Daniel C. & Dornellas, Ana Paula S.', 11],
    ['Dumrongrojwattana, Pongrat & Kamtuptim, Chanakarn', 6],
    ['Foon, Junn Kitt & Clements, Gopalasamy Reuben & Liew, Thor-Seng', 24],
    ['Greke, Kristine', 48],
    ['Greķe, Kristīne & Kagainis, Uģis & Telnov, Dmitry', 13],
    ['Hausdorf, Bernhard', 30],
    ['Inkhavilay, Khamla & Sutcharit, Chirasak & Bantaowong, Ueangfa', 7],
    ['Liew, Thor-Seng & Vermeulen, Jaap Jan', 32],
    ['Marzuki, Mohammad Effendi bin & Liew, Thor-Seng', 21],
    ['Neubert, Eike & Bouchet, Philippe', 46],
    ['Phung, Chee-Chean & Yu, Fred Tuh Yit & Liew, Thor-Seng', 5],
    ['YAMAZAKI, KAZUNORI & YAMAZAKI, MIDORI & UESHIMA, REI', 16],
    ['Yamazaki, Midori & Yamazaki, Kazunori & Rundell, J.', 10],
    ['Zallot, Enrico & Fehér, Zoltán & Bamberger, Sonja', 6],
    ['Other (21)', 47]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=340)',
    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);