Ua ntej tshaj plaws, txhua tus neeg yuav tsum to taub, dab tsi yog "slow obstructive ntsws"?Rau ntau tus neeg, "slow obstructive ntsws" suab kuj tsis paub, tab sis "laus qeeb ceg" thiab "pulmonary emphysema" yog me ntsis paub rau txhua leej txhua tus.Qhov tseeb, "slow obstructive ntsws" yog "laus s ...
Nyeem ntxiv