function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Angeli, Kamila Batista & Salles, Frederico Falcão', 2],
    ['Balasubramanian, Chelliah & Muthukatturaja, Marimuthu', 3],
    ['Evenhuis, Neal L. & O’Hara, James E. & Pape, Thomas', 1],
    ['Jia, Yan-Yan & Qin, Jia-Zhang & Ju, Min & Zhou, Chang-Fa', 1],
    ['L, Carlos Naranjo & Peters, Janice G. & del, Pedro López', 4],
    ['Lima, Lucas R. C. & Boldrini, Rafael', 4],
    ['Lima, Lucas R. C. & Molineri, Carlos & Pinheiro, Ulisses', 3],
    ['Molineri, C.', 3],
    ['Molineri, Carlos & Malzacher, Peter', 8],
    ['Muthukatturaja, Marimuthu & Balasubramanian, Chelliah', 2],
    ['Nascimento, Stênio R. S. & Cruz, Paulo V. & Lima, Lucas R. C.', 6],
    ['Nascimento, Stênio R. S. & Rodrigues, Jackson A. O.', 6],
    ['Sartori, Michel & Bauernfeind, Ernst', 6],
    ['Srinivasan, Pandiarajan & Sivaruban, T. & Barathy, S.', 13],
    ['Suter, Phillip J. & Mynott, Julia H. & Webb, Jeff M.', 2],
    ['Other (11)', 11]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=75)',
    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);