Head impacts during high school football: a biomechanical assessment SP Broglio, JJ Sosnoff, SH Shin, X He, C Alcaraz, J Zimmerman Journal of athletic training 44 (4), 342-349, 2009 | 300 | 2009 |

Quantile regression methods for reference growth charts Y Wei, A Pere, R Koenker, X He Statistics in medicine 25 (8), 1369-1382, 2006 | 290 | 2006 |

Quantile curves without crossing X He The American Statistician 51 (2), 186-192, 1997 | 277 | 1997 |

The biomechanical properties of concussions in high school football SP Broglio, B Schnebel, JJ Sosnoff, S Shin, X Feng, X He, J Zimmerman Medicine and science in sports and exercise 42 (11), 2064, 2010 | 254 | 2010 |

Estimation in a semiparametric model for longitudinal data with unspecified dependence structure X He, ZY Zhu, WK Fung Biometrika 89 (3), 579-590, 2002 | 251 | 2002 |

Theory & methods: special invited paper: dimension reduction and visualization in discriminant analysis (with discussion) RD Cook, X Yin Australian & New Zealand Journal of Statistics 43 (2), 147-199, 2001 | 211 | 2001 |

A general Bahadur representation of M-estimators and its application to linear regression with nonstochastic designs X He, QM Shao The Annals of Statistics 24 (6), 2608-2630, 1996 | 207 | 1996 |

Non-parametric quantification of protein lysate arrays J Hu, X He, KA Baggerly, KR Coombes, BTJ Hennessy, GB Mills Bioinformatics 23 (15), 1986-1994, 2007 | 182 | 2007 |

Bivariate tensor-product B-splines in a partly linear model X He, P Shi Journal of Multivariate Analysis 58 (2), 162-181, 1996 | 173 | 1996 |

Markov chain marginal bootstrap X He, F Hu Journal of the American Statistical Association 97 (459), 783-795, 2002 | 166 | 2002 |

Practical confidence intervals for regression quantiles M Kocherginsky, X He, Y Mu Journal of Computational and Graphical Statistics 14 (1), 41-55, 2005 | 165 | 2005 |

Monotone B-spline smoothing X He, P Shi Journal of the American statistical Association 93 (442), 643-650, 1998 | 163 | 1998 |

Conditional growth charts Y Wei, X He The Annals of Statistics 34 (5), 2069-2097, 2006 | 150 | 2006 |

Quantile-adaptive model-free variable screening for high-dimensional heterogeneous data X He, L Wang, HG Hong The Annals of Statistics 41 (1), 342-369, 2013 | 146 | 2013 |

On parameters of increasing dimensions X He, QM Shao Journal of multivariate analysis 73 (1), 120-135, 2000 | 145 | 2000 |

Convergence rate of B-spline estimators of nonparametric conditional quantile functions X He, P Shi Journaltitle of Nonparametric Statistics 3 (3-4), 299-308, 1994 | 143 | 1994 |

Robust estimation in generalized partial linear models for clustered data X He, WK Fung, Z Zhu Journal of the American Statistical Association 100 (472), 1176-1184, 2005 | 139 | 2005 |

A lack-of-fit test for quantile regression X He, LX Zhu Journal of the American Statistical Association 98 (464), 1013-1022, 2003 | 139 | 2003 |

COBS: Qualitatively constrained smoothing via linear programming X He, P Ng Computational Statistics 14 (3), 315-338, 1999 | 135 | 1999 |

Bivariate quantile smoothing splines X He, P Ng, S Portnoy Journal of the Royal Statistical Society: Series B (Statistical Methodology …, 1998 | 129 | 1998 |