function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Goemans, Geert', 15],
    ['Maes, Jean-Michel & Moulds, Max & Sanborn, Allen F.', 1],
    ['Marino De Remes Lenicov, Ana M. & Maciá, Arnaldo', 1],
    ['Salazar E., Julián A.', 1],
    ['Salazar, Julián A. & Sanborn, Allen', 1],
    ['Sanborn, Allen F.', 8],
    ['Sanborn, Allen F. & Heath, Maxine S.', 4]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=31)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 7, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);