TY  - RPRT
TI  - Tympanic membrane changes in school-aged children.
AU  - J Haapaniemi
AU  - J Suonpää
AU  - E Virolainen
PY  - 1995
UR  - https://pubmed.ncbi.nlm.nih.gov/7758428/
ID  - 7758428
ER  -