TY - RPRT TI - Normal yeast flora of the upper digestive tract of some wild columbids AU - R. M. Kocan AU - H.F. Hasenclever PY - 1972 DO - 10.7589/0090-3558-8.4.365 UR - https://pubs.usgs.gov/publication/5222233 ID - 5222233 ER -