Epidemiology: a very short introduction
To access this article, please choose from the options below
PII: S0033-3506(10)00186-1
doi:10.1016/j.puhe.2010.05.011
© 2010 Published by Elsevier Inc.
PII: S0033-3506(10)00186-1
doi:10.1016/j.puhe.2010.05.011
© 2010 Published by Elsevier Inc.