function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['EVENHUIS, NEAL L. & PONT, ADRIAN C.', 1],
    ['Fabricius, Johann Christian', 1],
    ['Gomes, Lucas R. P. & Sepúlveda, Tatiana A.', 14],
    ['Lonsdale, Owen', 1],
    ['Motta, Isabela de Oliveira & Pujol-Luz, José Roberto', 3],
    ['Ozerov, A. L.', 1],
    ['Perez-Gelabert, Daniel E.', 1],
    ['Sepúlveda, Tatiana & De Carvalho, Claudio J. B.', 21],
    ['Sepúlveda, Tatiana A. & De Carvalho, Claudio J. B.', 7],
    ['Sepúlveda, Tatiana A. & Echeverry, Angela & Souza, Diego De S.', 2],
    ['Sepúlveda, Tatiana A. & Marinoni, Luciane', 4],
    ['Sepúlveda, Tatiana A. & Souza, Diego De S.', 2],
    ['Sepúlveda, Tatiana A. & Souza, Diego de S. & Echeverry, Angela', 6],
    ['Sepúlveda, Tatiana A. & Wolff, Marta I.', 21],
    ['Sforzi, Alessandra & Sommaggio, Daniele', 3],
    ['Other (2)', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=90)',
    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);