function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bashkuev, Alexei S.', 13],
    ['Dvořák, Libor & Mariychuk, Ruslan & Manko, Peter & Oboňa, Jozef', 13],
    ['Guo, Mingxia & Xing, Lida & Wang, Bo & Zhang, Weiwei', 7],
    ['Hua, Yuan & Gao, Kai & Xing, Lianxi', 7],
    ['Keller, Oliver & Somma, Louis A.', 20],
    ['Li, Ning & Wang, Ji-Shen & Hua, Bao-Zhen', 22],
    ['Machado, Renato Jose Pires & Mendes, Diego Matheus De Mello', 18],
    ['Stark, Bill P. & Lago, Paul K. & Harrison, Audrey B.', 22],
    ['Tan, Jiang-Li & Hua, Bao-Zhen', 8],
    ['Tan, Jiangli & Hua, Baozhen', 7],
    ['Wang, Ji-Shen', 11],
    ['Wang, Ji-Shen & Gong, You-Jing', 26],
    ['Wang, Ji-Shen & Suzuki, Tomoya', 21],
    ['Wang, Meng & Hua, Bao-Zhen', 15],
    ['Zhong, Wen & Hua, Baozhen', 10],
    ['Other (73)', 187]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=407)',
    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);