TY  - RPRT
TI  - Photon attenuation for samples in Marinelli beaker geometry: an analytical computation.
AU  - O Sima
PY  - 1992
DO  - 10.1097/00004032-199205000-00011
UR  - https://pubmed.ncbi.nlm.nih.gov/1559816/
ID  - 1559816
ER  -