TY  - RPRT
TI  - Occult sinusitis in children.
AU  - G BJUGGREN
AU  - S KRAEPELIEN
AU  - J LIND
AU  - G TUNEVALL
DO  - 10.3109/00016485209120356
UR  - https://pubmed.ncbi.nlm.nih.gov/13016242/
ID  - 13016242
ER  -