Chronic obstructive pulmonary disease
Chronic obstructive pulmonary disease (COPD), jiske chronic obstructive lung disease (COLD), nai to chronic obstructive airway disease (COAD), ke naam se jaana jaae hae, uu bemaari hae jon ki saans le me takliif kare hae. COPD ke chinh hae, saans le me takliif, khaansi aur khaansi me phlegm. Iske kaaran hae tamaaku piina aur hawaa ke pollution.
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