| direct and indirect contact rates among beef, dairy, goat, sheep, and swine herds in three california counties, with reference to control of potential foot-and-mouth disease transmission. | to estimate direct and indirect contact rates on livestock facilities and distance traveled between herd contacts. | 2001 | 11453490 |
| results of epidemic simulation modeling to evaluate strategies to control an outbreak of foot-and-mouth disease. | to assess estimated effectiveness of control and eradication procedures for foot-and-mouth disease (fmd) in a region of california. | 2003 | 12602590 |
| biosecurity practices and travel history of individuals exhibiting livestock at the 2005 california state fair. | to determine biosecurity practices and travel history of individuals exhibiting livestock at the 2005 california state fair. | 2007 | 17696860 |