function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Artigas, Sandra Mónica Rodriguez & Corronca, Jose Antonio', 8],
    ['Bosselaers, Jan', 2],
    ['Corronca, J. A.', 37],
    ['Corronca, José Antonio', 4],
    ['Corronca, José Antonio & Rodríguez Artigas, Sandra M.', 5],
    ['Crews, Sarah C.', 151],
    ['Crews, Sarah C. & Galvis, William & Esposito, Lauren A.', 6],
    ['Crews, Sarah C. & Galvis, William & Torres, Richard A.', 14],
    ['Crews, Sarah C. & Harvey, Mark S.', 47],
    ['Jäger, Peter & Praxaysombath, Bounthob', 2],
    ['Lin, Yejie & Marusik, Yuri M. & Gao, Caixia & Xu, Hao', 2],
    ['Lin, Yejie & Zhao, Huifeng & Koh, Joseph K H & Li, Shuqiang', 2],
    ['Sankaran, Pradeep M. & Caleb, John T. D.', 3],
    ['Sankaran, Pradeep M. & Kadam, Gautam', 12],
    ['Valdez-Mondragón, Alejandro', 4],
    ['Other (9)', 10]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=309)',
    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);