function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Blahnik, Roger J. & Holzenthal, Ralph W.', 20],
    ['Calor, Adolfo R. & Holzenthal, Ralph W. & Froehlich, Claudio G.', 14],
    ['Henriques-Oliveira, Ana Lucia & Dumas, Leandro Lourenço', 14],
    ['Holzenthal, Ralph W. & Contents, Trond Andersen Table Of', 25],
    ['Johanson, Kjell Arne & Mary, Nathalie Jeanne & Sjöberg, Tin', 19],
    ['Malicky, H.', 42],
    ['Malicky, Hans', 40],
    ['Malm, Tobias & Johanson, Kjell Arne', 23],
    ['Martín, Paola Rueda & Gibon, Francois-Marie', 15],
    ['Mey, Wolfram & Malicky, Hans', 13],
    ['Neto, Pedro Bonfá & Vilarino, Albane & Salles, Frederico F.', 21],
    ['Paprocki, Henrique & Franca, Diogo', 136],
    ['Quinteiro, Fabio B. & Holzenthal, Ralph W.', 14],
    ['Takiya, Daniela Maeda & Santos, Allan Paulo Moreira', 18],
    ['Wells, Alice', 25],
    ['Other (75)', 253]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=692)',
    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);