function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Almeida, Alexandre Oliveira De & Guerrazzi, Maria Cec Lia', 3],
    ['Audo, Denis & Winkler, Norbert & Charbonnier, Sylvain', 2],
    ['Carvalho-Batista, Abner & Terossi, Mariana & Zara, Fernando J.', 2],
    ['Chan, Tin-Yam', 11],
    ['Chan, Tin-Yam & Cleva, Régis & Chu, Ka Hou', 14],
    ['Charbonnier, Sylvain & Garassino, Alessandro', 9],
    ['Crosnier, Alain', 5],
    ['Fabricius, Johann Christian', 2],
    ['Filho, Petrônio Alves Coelho', 2],
    ['Hsu, Yen-Cheng & Chan, Tin-Yam', 6],
    ['Hsu, Yen-Cheng & Chen, Chien-Lin & Chan, Tin-Yam', 8],
    ['Mantelatto, Fernando L. & Al, Et', 16],
    ['Mendonça, Luana M. C. & Guimarães, Carmen R. P.', 6],
    ['Odin, Giliane P. & Charbonnier, Sylvain & Devillez, Julien', 2],
    ['Wicksten, Mary K.', 3],
    ['Other (17)', 18]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=109)',
    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);