function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Boulard, Michel & Martinelli, Nilza Maria', 17],
    ['Maccagnan, DHB & Martinelli, NM', 1],
    ['Maccagnan, Douglas Henrique Bottura & Martinelli, Nilza Maria', 5],
    ['Maes, Jean-Michel & Moulds, Max & Sanborn, Allen F.', 4],
    ['Martinelli, Nilza Maria', 1],
    ['SUEUR, JÉRÔME', 2],
    ['Sanborn, Allen F.', 76],
    ['Sanborn, Allen F. & Heath, Maxine S.', 5],
    ['Sanborn, Allen F. & Maes, Jean-Michel', 3],
    ['Sanborn, Allen F. & Moore, Thomas E. & Young, Allen M.', 15],
    ['Santos, Rodrigo S & Martinelli, Nilza M', 3],
    ['Santos, Rodrigo S. & Martinelli, Nilza M.', 5],
    ['Santos, Rodrigo Souza & Martinelli, Nilza Maria', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=142)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 13, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);