function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barret, Meghan', 1],
    ['Bossert, Silas & Monzón-Sierra, José & Zack, Richard S.', 2],
    ['Genaro, Julio A.', 1],
    ['Genaro, Julio A. & Franz, Nico M.', 3],
    ['Mahlmann, Thiago & Oliveira, Favizia Freitas de', 2],
    ['McCabe, Lindsie M & Chesshire, Paige R & Smith, David R', 1],
    ['RAMOS, KELLI S. & KAWADA, RICARDO & BRANDÃO, CARLOS ROBERTO F.', 4],
    ['Rasmussen, Claus & Vivallo, Felipe', 10],
    ['Vivallo, Felipe', 314],
    ['Vivallo, Felipe & Melo, Gabriel A. R.', 5],
    ['Vivallo, Felipe & Vásquez-Lenis, Elder A.', 4],
    ['Vivallo, Felipe & Vélez, Danny', 9],
    ['Vivallo, Felipe & Vélez, Danny & Fernández, Fernando', 11],
    ['Vivallo, Felipe & Zanella, Fernando César Vieira', 4],
    ['Vélez, Danny & Vivallo, Felipe', 2],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=376)',
    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);