TY  - RPRT
TI  - Ipratropium bromide for symptomatic preterm infants.
AU  - B Yuksel
AU  - A Greenough
PY  - 1991
DO  - 10.1007/bf01955008
UR  - https://pubmed.ncbi.nlm.nih.gov/1835930/
ID  - 1835930
ER  -