According to the World Health Organization predicted that by 2030, chronic obstructive pulmonary disease (chronic obstructive pulmonary disease, <br>COPD) mortality will be ranked fourth in the world
According to the World Health Organization, chronic obstructive pulmonary disease (chronic obstructive lung disease) by 2030, COPD) will rank fourth in the world in mortality
According to the prediction of the World Health Organization, by 2030, chronic obstructive pulmonary disease,<br>COPD) will be the fourth highest mortality rate in the world<br>