function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bustillo, Alex', 1],
    ['Cox, Jennifer M.', 2],
    ['Evans, Gregory A. & Abd-Rabou, Shaaban', 3],
    ['Fornazier, M. J. & Martins, D. S. & Fanton, C. J.', 1],
    ['MOGHADDAM, MASUMEH & WATSON, GILLIAN W.', 4],
    ['Mifsud, David & Mazzeo, Gaetana & Russo, Agatino', 3],
    ['Mille, Christian & Henderson, Rosa C. & Cazères, Sylvie', 2],
    ['Moghaddam, Masumeh', 8],
    ['Novoa, Nereida Mestre & Hamon, Avas & Evans, Greg', 1],
    ['Pacheco Da Silva, Vitor C. & Kaydan, Mehmet Bora & Basso, Cesar', 2],
    ['Suh, Soo-Jung & Hyun, Ik-Hwa', 4],
    ['Williams, Douglas J. & Ben-Dov, Yair', 6],
    ['Zarkani, Agustin & Ercan, Cansu & Apriyanto, Dwinardi', 2],
    ['Zarkani, Agustin & Fauzi, Ariffatchur & Apriyanto, Dwinardi', 3],
    ['Zhang, Jiangtao & Deng, Jun', 13],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=58)',
    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);