function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Dejean, Pierre François Marie Auguste', 1],
    ['Ferreira, André Da Silva & Araújo, Maíra Xavier', 1],
    ['Garcia-Robledo, Carlos & Staines, Charles L. & Kress, W. John', 1],
    ['García-Robledo, Carlos & Horvitz, Carol C. & Staines, Charles L.', 4],
    ['Naczi, R. F. C. & Staines, C. L.', 4],
    ['Sekerka, Lukáš', 31],
    ['Sekerka, Lukáš & Windsor, Donald & Staines, Charles L.', 1],
    ['Staines, C. L.', 2],
    ['Staines, Charles L. & Garcia-Robledo, Carlos', 216],
    ['Weise, J.', 15]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=276)',
    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);