function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ahamed, Ferdous & Cardoso, Irene A. & Ahmed, Zoarder F.', 18],
    ['Arnes-Urgelles, Camila & Buglass, Salome & Ahyong, Shane T.', 1],
    ['Bate, Charles Spence', 1],
    ['Cardoso, Irene', 4],
    ['Cardoso, Irene A.', 2],
    ['Chan, Tin-Yam', 1],
    ['Chan, Tin-Yam & Chakraborty, Rekha Devi & Purushothaman, P.', 2],
    ['Chan, Tin-Yam & Hsu, Chia-Yu & Kumar, Appukuttannair Biju', 2],
    ['Jiang, Guo-Chen & Landeira, José M. & Shih, Tung-Wei', 3],
    ['Komai, Tomoyuki & Tsuchida, Shinji', 1],
    ['Kuberan, G. & Chakraborty, Rekha Devi & Maheswarudu, G.', 1],
    ['Li, Xinzheng', 11],
    ['Olthof, Gabriël & Becking, Leontine E.', 2],
    ['Viana, Girlene Fábia Segundo & Ramos-Porto, Marilena', 2],
    ['Wicksten, Mary K.', 2],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=56)',
    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);