function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Campião, Karla Magalhães & Morais, Drausio Honorio', 14],
    ['Fugassa, Martin H.', 5],
    ['Halajian, Ali & Smales, Lesley R. & Tavakol, Sareh', 27],
    ['Hernández-Orts, Jesús S. & Kuchta, Roman & Semenas, Liliana', 73],
    ['Hernández-Orts, Jesús S. & Viola, M. Natalia Paso', 10],
    ['Lisitsyna, O. I. & Greben, O. B.', 8],
    ['Lopes, Daniela A. & Gomes, Delir Correa & Knoff, Marcelo', 9],
    ['Luque, José L. & Muniz-Pereira, Luís C. & Siciliano, Salvatore', 6],
    ['Muniz-Pereira, Luís C. & Vieira, Fabiano M. & Luque, José L.', 8],
    ['Paredes-León, Ricardo & García-Prieto, Luis', 13],
    ['Pinacho-Pinacho, Carlos Daniel & Sereno-Uribe, Ana L.', 9],
    ['Santos, Cláudia P. & Gibson, David I. & Tavares, Luiz E. R.', 10],
    ['Smales, Lesley R.', 13],
    ['Tavakol, Sareh & Amin, Omar M. & Luus-Powell, Wilmien J.', 35],
    ['Xue, Xiao-Feng & Song, Zi-Wei & Hong, Xiao-Yue', 6],
    ['Other (40)', 87]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=333)',
    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);