Persistence in epidemic metapopulations: quantifying the rescue effects for measles, mumps, rubella and whooping cough.

Metcalf, C. J., K. Hampson, A. J. Tatem, B. T. Grenfell, and O. N. Bjornstad. 2013. Persistence in epidemic metapopulations: quantifying the rescue effects for measles, mumps, rubella and whooping cough. PLoS One 8:e74696.