function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bevilaqua, Marcus & Fonseca, Claudio Ruy Vasconcelos da', 1],
    ['Beza-Beza, Cristian Fernando & Beck, James', 5],
    ['Bezděk, Aleš & Boucher, Stéphane & Hájek, Jiří', 23],
    ['Bouchard, Patrice & Bousquet, Yves & Davies, Anthony E.', 1],
    ['Cano, Enio B.', 19],
    ['Fonseca, Claudio Ruy Vasconcelos Da', 3],
    ['Fonseca, Cláudio Ruy Vasconcelos Da & Reyes-Castillo, Pedro', 19],
    ['Gasca-Álvarez, Héctor Jaime & Deloya, Cuauhtémoc', 3],
    ['Jimenez-Ferbans, Larry & Maestre-Guerra, Ana', 28],
    ['Jiménez-Ferbans, Larry & Reyes-Castillo, Pedro', 6],
    ['Mattos, Ingrid & Miras Mermudes, José Ricardo', 14],
    ['Ratcliffe, Brett C.', 2],
    ['Smith, Andrew B. T.', 7],
    ['Taboada-Verona, Carlos & Sermeño-Correa, Carlos', 3],
    ['Zaragoza-Caballero, Santiago & Rodríguez-Mirón, Geovanni M.', 2],
    ['Other (6)', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=142)',
    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);