TY  - RPRT
TI  - Spirometric lung function tests in normal men and African ethnic origin.
AU  - K Y Mustafa
PY  - 1977
DO  - 10.1164/arrd.1977.116.2.209
UR  - https://pubmed.ncbi.nlm.nih.gov/889173/
ID  - 889173
ER  -