function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Alves, Philippe V. & Vieira, Fabiano M. & Santos, Cláudia P.', 1],
    ['Cochran, Alyssa T. & Prado, Jefferson & Schuettpelz, Eric', 5],
    ['Collado, Gonzalo A.', 1],
    ['Collado, Gonzalo A. & Valladares, Moisés A. & Méndez, Marco A.', 2],
    ['Cremonte, Florencia & Drago, Fabiana B.', 1],
    ['Czaja 1, Alexander & Gladstone 2, Nicholas S.', 2],
    ['Czaja, Alexander & Covich, Alan P. & Neubauer, Thomas A.', 2],
    ['Gladstone, Nicholas S. & Perez, Kathryn E. & Pieper, Evelyn B.', 1],
    ['Gloeer, Peter & Pesic, Vladimir', 1],
    ['Grego, Jozef & Angyal, Dorottya & Beltran, Luis Arturo Lievano', 3],
    ['Hershler, Robert & Liu, Hsiu-Ping & Simpson, Jeffrey S.', 1],
    ['Perez, Kathryn E. & Guerrero, Yamileth & Castaneda, Roel', 3],
    ['Salvador, Rodrigo B. & Silva, Fernanda S. & Cavallari, Daniel C.', 2],
    ['Simone, Luiz Ricardo L. & Oliveira, George Vita de', 1],
    ['Wesselingh, Frank & Poorten, Jan Johan ter & Kijashko, Pavel', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=27)',
    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);