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Diffusion of Innovations

Thomas W. Valente

in Social Networks and Health: Models, Methods, and Applications

Published in print:
2010
Published Online:
May 2010
ISBN:
9780195301014
eISBN:
9780199777051
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195301014.003.0010
Subject:
Public Health and Epidemiology, Epidemiology

This chapter reviews diffusion of innovations theory which has been the theory that has used network principles and perspectives most extensively. An introduction to the theory and a review of its ... More


Issues in Quantitative Evaluation of Epidemiologic Evidence for Temporal Variability of HIV Infectivity

Stephen C. Shiboski and Nancy S. Padian

in Quantitative Evaluation of HIV Prevention Programs

Published in print:
2001
Published Online:
October 2013
ISBN:
9780300087512
eISBN:
9780300128222
Item type:
chapter
Publisher:
Yale University Press
DOI:
10.12987/yale/9780300087512.003.0016
Subject:
Sociology, Health, Illness, and Medicine

This concluding chapter evaluates the epidemiologic evidence for time-varying HIV infectivity for HIV prevention programs. It begins by defining infectivity and outlining key concepts from simple ... More


Heterogeneity: The art of averaging

Odo Diekmann, Hans Heesterbeek, and Tom Britton

in Mathematical Tools for Understanding Infectious Disease Dynamics

Published in print:
2012
Published Online:
October 2017
ISBN:
9780691155395
eISBN:
9781400845620
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691155395.003.0002
Subject:
Biology, Disease Ecology / Epidemiology

This chapter first considers the case when individuals differ only in infectivity, which means that one can in a sense, simply work with the “average” individual. It then exposes a crucial, but ... More


The concept of state

Odo Diekmann, Hans Heesterbeek, and Tom Britton

in Mathematical Tools for Understanding Infectious Disease Dynamics

Published in print:
2012
Published Online:
October 2017
ISBN:
9780691155395
eISBN:
9781400845620
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691155395.003.0006
Subject:
Biology, Disease Ecology / Epidemiology

This chapter considers the case of individuals who differ from each other with respect to traits that are relevant for the transmission of an infectious agent. How do we describe the spread of the ... More


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