function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Alain de Chambrier & Carlos Daniel Pinacho-Pinacho', 3],
    ['Alain de Chambrier & Tomáš Scholz', 1],
    ['Alves, Philippe V. & Chambrier, Alain De & Luque, José L.', 4],
    ['Alves, Philippe Vieira & Chambrier, Alain de & Scholz, Tomáš', 2],
    ['Campião, Karla Magalhães & Morais, Drausio Honorio', 7],
    ['Chambrier, Alain De & Beveridge, Ian & Scholz, Tomáš', 17],
    ['Chambrier, Alain De & Brabec, Jan & Scholz, Tomáš', 11],
    ['Chambrier, Alain De & Scholz, Tomáš & Mahmoud, Zuheir N.', 2],
    ['De Chambrier, Alain & Gil de Pertierra, Alicia & P. O. & Ch-', 1],
    ['Lopes, Daniela A. & Mainenti, Adriana & Knoff, Marcelo', 13],
    ['Marick, Jit & Brabec, Jan & Choudhury, Anindo & Scholz, Tomáš', 2],
    ['Paredes-León, Ricardo & García-Prieto, Luis', 10],
    ['Philippe Vieira Alves & Alain de Chambrier & José Luis Luque', 2],
    ['Tomáš Scholz & Alain de Chambrier & Takeshi Shimazu', 4],
    ['Xue, Xiao-Feng & Song, Zi-Wei & Hong, Xiao-Yue', 6],
    ['Other (7)', 7]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=92)',
    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);