| Probably apply to Quan VM: |
| 2009 |
-
Johns Hopkins University Bloomberg School of Public Health, Baltimore, MD, USA. · Pubmed 19085215
|
| Possibly apply to Quan VM: |
| 2008 |
-
Department of Epidemiology, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland 21205, USA. · Pubmed 18362863
|