TY  - RPRT
TI  - An alternative method for Ra determinations in water.
AU  - D H Loyd
AU  - E N Drake
PY  - 1989
DO  - 10.1097/00004032-198907000-00009
UR  - https://pubmed.ncbi.nlm.nih.gov/2745099/
ID  - 2745099
ER  -