在OVID-Medline数据库中,通过主题途径检索哮喘的药物治疗的文献,检索表达式是() A: Asthma/dt [Drug Therapy] B: Asthma/Drug Therapy C: Asthma/Therapy D: Asthma/Th

What are the common signs of asthma patients? A: Asthma patients often cough a lot. B: They may also make a wheezing. C: Some patients feel tightness or pain in the chest. D: Severe asthma can lead to death.

Why could morphine be used to treat cardiac asthma? (answer in Chinese) 

Match the words:muscle A: foot B: strain C: asthma D: anemia

急性左心衰竭的呼吸困难又称“心源性哮喘”（Cardiac asthma）

Prawns, crab and lobster belong to ___ A: rash B: seafood C: asthma D: allergy

This lotion is for your _____. Shake well before use. A: nausea B: rash C: asthma

The association between ______ has not yet been found in Australia. A: ozone levels and hospital admissions for asthma B: hazy days and more asthma attacks in children C: the levels of particles in the air and death rates D: high levels of pollution and more. symptoms

The common symptoms of asthma include _________. A: wheezing B: coughing C: breathlessness D: chest tightness

The<br/>symptoms of asthma include:() A: breathlessness B: cough C: chest tightness D: wheezing E: all of the above