function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Castillejos-Lemus, Dohuglas Eliseo & Oyama, Ken', 3],
    ['Cibrián-Llanderal, D', 3],
    ['Cuesta-Porta, Victor & Melika, George & Nicholls, James A.', 9],
    ['Cuesta-Porta, Víctor & Equihua-Martínez, Armando', 24],
    ['Cuesta-Porta, Víctor & Equihua-Martínez, George Melika Armando', 2],
    ['Medianero, Enrique & Nieves-Aldrey, José Luis', 4],
    ['Nicholls, James A. & Melika, George & Digweed, Scott C.', 1],
    ['Pascual, E. & Maldonado-Lopez, Y. & Medianero, E. & Oyama, K.', 14],
    ['Pujade-Villar, Juli & Barrera-Ruíz, Uriel M.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=61)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 9, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);