function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bartz, Marie L. C. & Barreto, Julia & Santos, Alessandra', 9],
    ['Csuzdi, Csaba', 7],
    ['Csuzdi, Csaba & Pearlson, Oren & Pavlíček, Tomás', 8],
    ['Csuzdi, Csaba & Szederjesi, Tímea & Sherlock, Emma', 4],
    ['De Santo, Fernanda B. & Niemeyer, Júlia C. & Bartz, Marie L. C.', 4],
    ['Ferreira, Talita & James, Samuel W.', 5],
    ['Hernández-García, Luis Manuel & Burgos-Guerrero, Jesús Enrique', 3],
    ['James, Samuel W. & Bartz, Marie L. C. & Brown, George G.', 24],
    ['James, Samuel W. & Divina, Gildas Brice', 3],
    ['Nguyen, Tung T. & Nguyen, Anh D. & Tran, Binh T. T.', 13],
    ['Plisko, Jadwiga D. & Nxele, Thembeka C.', 6],
    ['Plisko, Jadwiga Danuta', 4],
    ['Rota, Emilia', 4],
    ['Santos, Alessandra & Gorte, Tatiane & Demetrio, Wilian C.', 6],
    ['Steffen, Gerusa Pauli Kist & Steffen, Ricardo Bemfica', 4],
    ['Other (21)', 25]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=129)',
    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);