function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arteaga, Alejandro & Pyron, R. Alexander & Batista, Abel', 10],
    ['Conradie, Werner & Branch, William R. & Watson, Gillian', 5],
    ['David, Patrick & Vogel, Gernot & Vijayakumar, S. P.', 9],
    ['Figueroa, Alex & Low, Martyn E. Y. & Lim, Kelvin K. P.', 15],
    ['Guedes, Thaís B. & Nogueira, Cristiano & Marques, Otavio A. V.', 9],
    ['Hoser, Raymond', 18],
    ['Maduwage, Kalana & Silva, Anjana & Manamendra-Arachchi, Kelum', 6],
    ['Mallik, Ashok Kumar & Srikanthan, Achyuthan Needamangalam', 8],
    ['Nogueira, Cristiano C. & Argôlo, Antonio J. S.', 31],
    ['Salini, S.', 7],
    ['Santos, Bruna S. & Marques, Mariana P. & Bauer, Aaron M.', 5],
    ['Segniagbeto, Gabriel Hoinsoude & Trape, Jean François', 7],
    ['Sánchez-Vialas, Alberto & Calvo-Revuelta, Marta', 6],
    ['Vogel, Gernot & David, Patrick & Lutz, Mario', 16],
    ['Waltrick, Camilla Spengler & Giasson, Luís Olímpio Menta', 5],
    ['Other (100)', 165]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=322)',
    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);