Epidemiology and the internet.
Rothman
K J
KJ
Cann
C I
CI
Walker
A M
AM
D003142:Communication; D003195:Computer Communication Networks / Q000706:statistics & numerical data; D004812:Epidemiologic Methods; D004813:Epidemiology; D006801:Humans; D011643:Publishing; D012107:Research Design; D011795:Surveys and Questionnaires