acute exacerbation phase的用法和样例：
- IF was remarkably elevated and 2,3-DPG was remarkably lowered in acute exacerbation phase compared to those in stable phase(both P<0.01).
- Conclusions The leptin is an inflaming mark of the acute exacerbation phase in the patients with COPD and can be a risk factor of repeating the infection.
- Acute exacerbation phase of COPD
- Chronic obstructive pulmonary disease at acute exacerbation phase