Gay N, Ramsay M, Cohen B, Hesketh L, Morgan-Capner P, Brown D et al. The epidemiology of measles in England and Wales since the 1994 vaccination campaign. Review of regional measles surveillance data in the Americas, 1996-99. How to use an article on the clinical manifestations of disease. Based Medicine Working Group.
Measles pneumonia in young adults.
An analysis of 106 cases. Centers for Disease Control and Prevention. Centers for Disease Control and Prevention. Classification of measles cases and categorization of measles elimination programs. World Health Organization Communicable Disease Surveill- ance and Response.