Research Article
Mathematical Modeling of Echinococcosis in Humans, Dogs, and Sheep
Table 2
Descriptions of parameters.
| Parameters | Descriptions |
| | | | | | | | Natural death rate of Echinococcus granulosus’ eggs | , , and | The rates at which exposed dogs, sheep, and humans progress to infective classes, respectively | | The transmission rate from sheep to dogs | | Transmission rate of Echinococcus’ eggs from the environment to sheep | | Transmission rate of Echinococcus’ eggs from the environment to humans | | Egg contamination rate in the environment by infected dogs | | The concentration of Echinococcus granulosus’ eggs at which half of all contacts with humans produce infection | | The concentration of Echinococcus granulosus’ eggs at which half of all contacts with sheep produce infection | | Human recovery rate |
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