TY  - JOUR
A1  - Heesterbeek, J.A.P.
T1  - A brief history of r0 and a recipe for its calculation
Y1  - 2002
DO  - 10.1023/A:1016599411804
JF  - Acta Biotheoretica
VL  - 50
IS  - 3
SP  - 189
EP  - -204

ER  -