function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barcelos, Luis MD & Rodrigues, Pedro R & Bried, Joel', 816],
    ['Boano, Giovanni & Belemsobgo, Urbain & Silvano, Fabrizio', 548],
    ['Fernandez, Juan Manuel & Thomann, Luz & Fandiño, Blas', 137],
    ['Frahnert, Sylke & Turner, Donald A. & Bracker, Cordula', 127],
    ['Gonza ́ Lez-Acun, Daniel A. & Palma, Ricardo L.', 148],
    ['LeCroy, Mary', 635],
    ['Lecroy, Mary', 338],
    ['Linnaeus, Carolus', 654],
    ['Machado, Tatiana Lemos da Silva & Marques de Oliveira, Uéslei', 98],
    ['Mary', 431],
    ['Mary & Croy', 122],
    ['Mlíkovský, Jiří & Frahnert, Sylke', 97],
    ['Pachycephalidae & Aegithalidae & Remizidae & Paridae & Sittidae', 395],
    ['Somenzari, Marina & Amaral, Priscilla Prudente do', 82],
    ['Vieillot, Louis Pierre', 151],
    ['Other (497)', 2792]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=7571)',
    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);