Similar title to
Kryazhimskiy, S., Dieckmann, U.
ORCID: https://orcid.org/0000-0001-7089-0393, Levin, S.A., & Dushoff, J.
(2007).
On state-space reduction in multi-strain pathogen models, with an application to antigenic drift in influenza A.
PLoS Computational Biology 3 (8) e159. 10.1371/journal.pcbi.0030159.