TY  - RPRT
TI  - Letter: Pleural effusion.
AU  - D Davies
AU  - W H Smith
PY  - 1975
DO  - 10.1136/bmj.3.5982.543-c
UR  - https://pubmed.ncbi.nlm.nih.gov/1164627/
ID  - 1164627
ER  -