%0 Book Section %A Heesterbeek, J.A.P. %A Metz, J.A.J. %B Models for Infectious Human Diseases: Their Structure and Relation to Data %C Cambridge %D 1996 %E Isham, V. %E Medley, G. %F iiasa:4748 %I Cambridge University Press %T The saturating contact rate in epidemic models %U https://pure.iiasa.ac.at/id/eprint/4748/