function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Alves-Júnior, Flavio De Almeida', 2],
    ['Alves-Júnior, Flavio De Almeida & Silva, Elinai Dos Santos', 6],
    ['Cardoso, Irene & Contents, Paulo Young Table Of', 5],
    ['D\'Acoz, Cédric D\'Udekem & Degrave, Sammy', 5],
    ['Hendrickx, Michel E. & Ríos-Elósegui, Daniela', 2],
    ['Kuberan, G. & Chakraborty, Rekha Devi & Purushothaman, P.', 1],
    ['Li, Xinzheng', 2],
    ['Martin, Joel W. & Haney, Todd A.', 2],
    ['Milne-Edwards, Alphonse', 1],
    ['Wicksten, Mary K.', 4]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=30)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 10, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);