function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ariza Marín, Edwin Rafael & Reyes-Castillo, Pedro', 1],
    ['Bevilaqua, Marcus & Fonseca, Claudio Ruy Vasconcelos da', 8],
    ['Bevilaqua, Marcus Vinícius Oliveira', 1],
    ['Boucher, Stéphane & Ramírez, Rolando', 1],
    ['Boucher, Stéphane & Salazar, Karen', 6],
    ['Cano, Enio B.', 11],
    ['Fonseca, Cláudio Ruy Vasconcelos Da & Reyes-Castillo, Pedro', 88],
    ['Jiménez-Ferbans, Larry & Amat-Garcia, German', 1],
    ['Jiménez-Ferbans, Larry & Reyes-Castillo, Pedro', 29],
    ['Kon, Masahiro & Johki, Yutaka & Araya, Kunio', 1],
    ['Mattos, Ingrid & Mermudes, José Ricardo M.', 10],
    ['Pérez-Hernández, Cisteil Xinum', 7],
    ['Salazar-Niño, Karen & Serrão, José Eduardo', 9],
    ['Weber, Friedrich', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=175)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 14, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);