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Human hands holding lung organ symbol. Awareness of lung cancer, pneumonia, asthma, COPD, pulmonary hypertension, world no tobacco day and eco air pollution. Respiratory and chest concept.
People, demonstration and class for first aid, learning or titling for prevention of choking or breathing. Airway management, teacher and technique to help with cardiac arrest, hands or CPR for group
Pipes on the deck of the tanker crude oil ship
Allergy, word cloud concept on black background.
Stages of an asthma attack

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