TY  - RPRT
TI  - Pulmonary function studies in ex-heroin users.
AU  - G Camargo
AU  - C Colp
PY  - 1975
DO  - 10.1378/chest.67.3.331
UR  - https://pubmed.ncbi.nlm.nih.gov/1089507/
ID  - 1089507
ER  -