TY  - RPRT
TI  - Barrier animal facility operations for a large-scale chronic study (ED01 study).
AU  - N A Littlefield
AU  - J R Harmon
AU  - H M Campbell
PY  - 1980
UR  - https://pubmed.ncbi.nlm.nih.gov/6444981/
ID  - 6444981
ER  -