function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Garcia, Andres F. & Ahumada-C., Daniela', 4],
    ['Garcia, Andres F. & Vargas, Alex Gonzalez', 4],
    ['Garcia, Andres F. & Villarreal, Osvaldo', 10],
    ['García, Andrés F.', 1],
    ['Kury, Adriano B.', 1],
    ['Kury, Adriano B. & M., Osvaldo Villarreal', 1],
    ['Manzanilla, Osvaldo Villarreal & Kury, Adriano Brilhante', 1],
    ['Pinto-Da-Rocha, Ricardo & Hara, Marcos Ryotaro', 1],
    ['Pinto-da-Rocha, Ricardo & Benedetti, Alipio Rezende', 4],
    ['Pérez-González, Abel & Ayala-Apaza, Arli G.', 1],
    ['Ázara, Ludson Neves De & Ferreira, Rodrigo Lopes', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=29)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 11, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);