TY  - RPRT
TI  - Does sinusitis trigger bronchial asthma in children?
AU  - M M Ahmed
AU  - M M el-Nahaas
PY  - 1998
DO  - 10.1093/tropej/44.3.182
UR  - https://pubmed.ncbi.nlm.nih.gov/9680790/
ID  - 9680790
ER  -