David Chyen

发表

Laura Kann, Tim McManus, Janet Collins, 2004, Morbidity and mortality weekly report. Surveillance summaries.

Connie Lim, Laura Kann, Tim McManus, 2006, The Journal of school health.

Connie Lim, Laura Kann, Tim McManus, 2012, Morbidity and mortality weekly report. Surveillance summaries.

Connie Lim, Laura Kann, Tim McManus, 2008, Morbidity and mortality weekly report. Surveillance summaries.

Alice M. Roberts, Nicholas P. Deputy, Barbara Queen, 2020, MMWR supplements.

Barbara Queen, L. Kann, S. Zaza, 2016, Morbidity and mortality weekly report. Surveillance summaries.

M. Wetzstein, David Chyen, R. Mcpherson, 1992, Journal of Agricultural and Applied Economics.

Connie Lim, Laura Kann, Tim McManus, 2010, Morbidity and mortality weekly report. Surveillance summaries.

Laura Kann, Tim McManus, Lisa Whittle, 2014, MMWR supplements.

K. Ethier, Barbara Queen, L. Kann, 2018, Morbidity and mortality weekly report. Surveillance summaries.

Connie Lim, Laura Kann, Tim McManus, 2016, Morbidity and mortality weekly report. Surveillance summaries.

Nancy D. Brener, Laura Kann, Katherine H. Flint, 2014, MMWR supplements.

L. Kann, S. Kinchen, J. Grunbaum, 2004, The Journal of school health.

L. Wang, R. Lowry, David Chyen, 2008, The Journal of adolescent health : official publication of the Society for Adolescent Medicine.

Alice M. Roberts, Barbara Queen, L. Whittle, 2023, MMWR supplements.

L. Kann, S. Kinchen, J. Grunbaum, 2005 .

L. Kann, N. Brener, S. Kinchen, 2008, Morbidity and mortality weekly report. Surveillance summaries.

L. Kann, L. Whittle, S. Kinchen, 2012, Morbidity and mortality weekly report. Surveillance summaries.

Barbara Queen, L. Kann, S. Zaza, 2016, Morbidity and mortality weekly report. Surveillance summaries.

K. Ethier, Barbara Queen, L. Kann, 2018, Morbidity and mortality weekly report. Surveillance summaries.

L. Kann, S. Kinchen, J. Grunbaum, 2006, Morbidity and mortality weekly report. Surveillance summaries.