医疗专家能够支持一些机构，比如美国肺病协会和美国胸科学会，当他们致力减少环境污染。
Health professionals can support organizations, such as the American Lung Association and the American Thoracic Society, as they endeavor to reduce air pollution.
美国儿科感染病学会和英国胸科学会在2011年发表的指南将有助于你的决定。
The Pediatric Infectious Disease Society and the British Thoracic Society each have guidelines from 2011 to help with this decision.
美国儿科感染病学会和英国胸科学会在2011年发表的指南将有助于你的决定。
The Pediatric Infectious Disease Society and the British Thoracic Society each have guidelines from 2011 to help with this decision.
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