function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['A. D., Tran & Polhemus, D. A.', 17],
    ['Canejo, Rafael P. R. & Melo, Alan Lane De', 13],
    ['Cordeiro, Isabelle R S & Moreira, Felipe F F', 18],
    ['Dias-Silva, Karina & Moreira, Felipe Ferraz Figueiredo', 21],
    ['Fent, Meral & Kment, Petr & Çamur-Elipek, Belgin & Kirgiz, Timur', 17],
    ['Kment, Petr & Kolínová, Zdislava', 27],
    ['Leng, Zhaoqi & Tran, Anh Duc & Ye, Zhen', 19],
    ['Moreira, Felipe Ferraz Figueiredo & Barbosa, Julianna Freires', 56],
    ['Nakthong, La-Au & Vitheepradit, Akekawat & Sites, Robert W.', 16],
    ['Pacheco-Chaves, Bernald & Cordeiro, Isabelle Da Rocha Silva', 31],
    ['Riviaux, Senén Muñoz & Moreira, Felipe Ferraz Figueiredo', 14],
    ['Rodrigues, Juliana Mourao dos Santos', 31],
    ['Rodrigues, Juliana Mourão Dos Santos', 20],
    ['Tran, Anh Duc & Zettel, Herbert & Sites, Robert W.', 25],
    ['Zettel, Herbert & Tran, A. D.', 19],
    ['Other (84)', 407]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=751)',
    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);