Copd air airway alveoli asthma background board breath bronchitis cancer care caution cell chronic coad cold concept coughing cure death disease emphysema hand heal health healthcare healthy human illness lungs chalk medical medicine no obstructive oxygen pollution prevention pulmonary quit respiratory shortness smoker smoking stop tissue treatment warning blackboard word
の 0“copd air airway alveoli asthma background board breath bronchitis cancer care caution cell chronic coad cold concept coughing cure death disease emphysema hand heal health healthcare healthy human illness lungs chalk medical medicine no obstructive oxygen pollution prevention pulmonary quit respiratory shortness smoker smoking stop tissue treatment warning blackboard word” 画像 トが見つかりました 。。