function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Almendáriz Cabezas, Ana De Lourdes & Brito M., Jorge', 2],
    ['Camper, Jeffrey D. & Torres-Carvajal, Omar & Ron, Santiago R.', 1],
    ['Fouquet, Antoine & Rodrigues, Miguel T. & Peloso, Pedro', 2],
    ['Fouquet, Antoine & Vidal, Nicolas & Dewynter, Maël', 1],
    ['Funk, Chris & Cannatella, David C.', 1],
    ['Moravec, Ji Ř Í & Köhler, Jörn', 1],
    ['Peloso, Pedro L. V. & Sturaro, Marcelo José', 12],
    ['Peloso, Pedro Luiz Vieira & Sturaro, Marcelo José', 1],
    ['Rojas-Padilla, Omar & Gagliardi-Urrutia, Giussepe', 1],
    ['Schiesari, Luis & Rossa-Feres, Denise De Cerqueira', 2],
    ['Tonini, Joao F. R. & Forlani, Mauricio C. & de Sa, Rafael O.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=25)',
    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);