Influenza Excess Mortality from 1950-2000 in Tropical Singapore Lee, Vernon J. ; Yap, Jonathan ; Ong, Jimmy B. S. ; Chan, Kwai-Peng ; Lin, Raymond T. P. ; Chan, Siew Pang ; Goh, Kee Tai ; Leo, Yee-Sin ; Chen, Mark I. -Cheng Abstract Publication: PLoS ONE Pub Date: December 2009 DOI: 10.1371/journal.pone.0008096 Bibcode: 2009PLoSO...4.8096L