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Randomized Controlled Trials
Quality Adjusted Life Years
Decision Support Techniques
Health Care Costs
Cost Benefit Analysis
Phytotherapy
Administration, Inhalation
Asthma
Renal Cell Carcinoma
Kidney Neoplasms
Hepatitis C
Nervous System Heavy Metal Poisoning
Great Britain
Plant Extracts
Adrenergic beta-Agonists
Bronchodilator Agents
Complementary Therapies
Forced Expiratory Volume
Drug Interactions
Disease Progression
Co-Publications
15
11
6
5
4
3
2
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