function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Baba, Kikutaro', 7],
    ['Burn, Robert F.', 3],
    ['Cetra, Nicolás & Roche, Andrea', 1],
    ['Conway Morris, Simon', 1],
    ['Fahey, Shireen J.', 1],
    ['Farmer, Wesley M. & Sloan, Allan J.', 1],
    ['Grandez, Alessandra & Ampuero, Andre & Barahona, Sergio P.', 1],
    ['Gutiérrez, Manuel Caballer & Ortea, Jesús & Rivero, Nelsy', 2],
    ['Khalaf, Norman Ali Bassam & Khalaf, Ola', 1],
    ['Mehrotra, Rahul & A. Caballer Gutierrez, Manuel & M. Scott, Chad', 4],
    ['Paz-Sedano, Sofia & Cobb, Gary & Gosliner, Terrence M.', 9],
    ['Paz-Sedano, Sofía & Smirnoff, Dimitri & Candás, María', 5],
    ['Rudman, William B.', 4],
    ['Smirnoff, Dimitri S. & Donohoo, Samantha A.', 16],
    ['Tibiriçá, Yara & Pola, Marta & Cervera, Juan Lucas', 7],
    ['Other (8)', 8]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=71)',
    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);