intra-uterine transmission of mycobacterium avium subsp paratuberculosis in subclinically affected red deer (cervus elaphus). | to determine the rate of transmission of mycobacterium avium subsp paratuberculosis (m. ptb) from hind to fetus in utero, and the risk of transmission from dam to fawn via infected colostrum and milk in subclinically affected red deer hinds. | 2007 | 18059649 |