TY  - RPRT
TI  - Ultraclean operating room.
AU  - J G Whitcomb
AU  - W E Clapper
PY  - 1966
DO  - 10.1016/0002-9610(66)90104-8
UR  - https://pubmed.ncbi.nlm.nih.gov/5923397/
ID  - 5923397
ER  -