TY  - RPRT
TI  - Recent Swedish experiences in 222Rn control.
AU  - G A Swedjemark
AU  - A Mäkitalo
PY  - 1990
DO  - 10.1097/00004032-199004000-00007
UR  - https://pubmed.ncbi.nlm.nih.gov/2157683/
ID  - 2157683
ER  -