function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bassini-Silva, R. & Zampaulo, R. A. & Welbourn, C. & Ochoa, R.', 4],
    ['Bassini-Silva, Ricardo & Huang-Bastos, Matheus', 1],
    ['Bassini-Silva, Ricardo & Takatsu, Julia Carvalho', 3],
    ['Berlese, Antonio', 1],
    ['Dumbleton, Lionel Jack', 1],
    ['Kaluz, Stanislav & Hung, Nguyen Manh & Capek, Miroslav', 1],
    ['LIU, DONG & YI, TIAN-CI & XU, YUN & ZHANG, ZHI-QIANG', 1],
    ['Ma, Min & Li, Sheng-Cai & Fan, Qing-Hai', 4],
    ['Nielsen, David H. & Robbins, Richard G. & Rueda, Leopoldo M.', 174],
    ['Paredes-León, Ricardo & García-Prieto, Luis', 1],
    ['Saboori, Alireza & Shirvani, Zeinab', 2],
    ['Silva-De La Fuente, M. C. & Moreno-Salas, L.', 3],
    ['Stekolnikov, Alexandr & Daniel, Milan', 2],
    ['Stekolnikov, Alexandr A.', 50],
    ['Stekolnikov, Alexandr A. & González-Acuña, Daniel', 2],
    ['Other (4)', 4]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=254)',
    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);