function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Boulard, Michel & Puissant, Stéphane', 3],
    ['Fabricius, Johann Christian', 5],
    ['Fisher, J. C.', 1],
    ['Hertach, Thomas & Nagel, Peter', 1],
    ['Hudson, George Vernon', 1],
    ['Linnaeus, Carolus', 53],
    ['Maes, Jean-Michel & Moulds, Max & Sanborn, Allen F.', 1],
    ['Matsumura, Matsutoshi', 1],
    ['Piller, Mathias & Mitterpacher, Ludovico', 1],
    ['Price, Benjamin Wills & Allan, Elizabeth Louise & Marathe, Kiran', 8],
    ['Retzius, Anders Ja ̊ han', 1],
    ['Ruschel, Tatiana Petersen & Paladini, Andressa', 1],
    ['Salazar E., Julián A.', 1],
    ['Sanborn, Allen F.', 6],
    ['Schrank, Franz von Paula', 2],
    ['Other (7)', 7]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=93)',
    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);