function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Brock, Paul D.', 5],
    ['Brock, Paul D. & Marshall, Judith A. & Beccaloni, George W.', 44],
    ['Chiquetto-Machado, Pedro I. & Cancello, Eliana M.', 10],
    ['Chiquetto-Machado, Pedro I. & Morales, Adriana C.', 14],
    ['Conle, Oskar V. & Hennemann, Frank H.', 16],
    ['Conle, Oskar V. & Hennemann, Frank H. & Bellanger, Yannick', 22],
    ['Conle, Oskar V. & Hennemann, Frank H. & Ramírez-Mora, Manuel A.', 5],
    ['Delfosse, Emmanuel & Cliquennois, Nicolas & Depraetere, Marion', 25],
    ['Frank H. Hennemann & Oskar V. Conle & Daniel E. Perez-Gelabert', 1],
    ['Heleodoro, Raphael Aquino & Queiroz, Larissa Lima De', 4],
    ['Heleodoro, Raphael Aquino & Rafael, José Albertino', 1],
    ['Ho, George Wai-Chun', 2],
    ['MACHÁýKOVÁ, Lenka & FIKÁýEK, Martin', 2],
    ['Murcia, Andres David & Cadena-Castañeda, Oscar J.', 10],
    ['Murányi, Dávid', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=162)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 15, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);