Parthasarathy Ramesh , consultant physician Solihull Hospital, Solihull http://bmj.com/cgi/qa-display/short/bmj_el;42930 These exchanges were posted on the Q&A section of bmj.com>. If you 鈥doi:10.1136/bmj.328.7441.708Parthasarathy Ramesh
Blocked ears and flying 来自 Semantic Scholar 喜欢 0 阅读量: 1 作者: P Ramesh 摘要: quasi-experimental designs for evaluating guideline implementation strategies. Fam Pract 2000;17:S11-8. 7 Donner A, Klar N. Design and analysis of cluster randomization trials in health research. London: ...
However, eustachian tube treatment often isn't needed as a blocked tube usually gets better on its own. Eustachian tubes are inside the ears and connect the middle ear to the back of the nose. They help the ears drain fluid, stabilize air pressure inside the ear, and keep germs out. ...