| Article ID: | iaor19952361 |
| Country: | Slovakia |
| Volume: | 1 |
| Issue: | 3 |
| Start Page Number: | 193 |
| End Page Number: | 206 |
| Publication Date: | Jul 1992 |
| Journal: | Czechoslovak Journal for Operations Research |
| Authors: | Mar Molinero Cecilio |
A re-examination of the simple epidemiological model shows that the logistic diffusion model should include a constant term. The meaning and sign of this constant term are discussed. The difficulties that are encountered when estimating such a model are examined. An example is given.