TY - RPRT TI - Seroepidemiology of upper respiratory tract disease in the desert tortoise of California AU - Mary B. Brown AU - Kristin H. Berry AU - Isabella M. Schumacher AU - Kenneth A. Nagy AU - Mary M. Christopher AU - Paul A. Klein PY - 1999 DO - 10.7589/0090-3558-35.4.716 UR - https://pubs.usgs.gov/publication/1008122 ID - 1008122 ER -