@misc{indiciae99c8ad1a3615, title = {[Extremely low level radiation counting techniques (author's transl)].}, author = {K Yamakoshi}, year = {1977}, doi = {10.3769/radioisotopes.26.7\_493}, url = {https://pubmed.ncbi.nlm.nih.gov/411158/}, note = {Source identifier: 411158} }