Figure 1
From: A review of data needed to parameterize a dynamic model of measles in developing countries

Percent infected by age for outbreak and endemic studies. The value shown at age 0 actually represents all children under the age of 1 year. Flat lines indicate an attack rate for an age group that spans more than one age. a) Epidemic studies in Africa. b) Endemic studies in Africa. c) Epidemic studies in India. d) Endemic studies in India.