Eugenio D Beltrán-Aguilar
发表
Susan O Griffin,
Laurie K Barker,
S. Griffin,
2005,
Morbidity and mortality weekly report. Surveillance summaries.
Gina Thornton-Evans,
Laurie K Barker,
P. Eke,
2007,
Vital and health statistics. Series 11, Data from the National Health Survey.