TY  - RPRT
TI  - Quantitative and selective bronchial clearance studies using 99 mTc-sulfate particles.
AU  - H Matthys
AU  - M Müller
AU  - N Konietzko
PY  - 1974
UR  - https://pubmed.ncbi.nlm.nih.gov/4534920/
ID  - 4534920
ER  -