TY - RPRT TI - Operational guidelines (version 1.0) for geological fieldwork in areas endemic for Coccidioidomycosis (Valley Fever) AU - Frederick S. Fisher AU - Mark W. Bultman AU - Demosthenes Pappagianis PY - 2000 DO - 10.3133/ofr00348 UR - https://pubs.usgs.gov/publication/ofr00348 ID - ofr00348 ER -