Taiwan doctor links urban pollution to increased COPD riskWan Fang Hospital superintendent says 20% of COPD patients are nonsmokersAug. 16, 2026 17:25# occupational hazard# environmental factors# chronic obstructive pulmonary diseaseWan Fang Hospital superintendent says 20% of COPD patients are nonsmokers# occupational hazard# environmental factors# chronic obstructive pulmonary disease
