|subheading1 =<small><small>Also known as:</small></small><br>RAO<br>Chronic Obstructive Pulmonary Disease<br>COPD<br>Summer pasture-asociated obstructive pulmonary disease<br>Heaves | |subheading1 =<small><small>Also known as:</small></small><br>RAO<br>Chronic Obstructive Pulmonary Disease<br>COPD<br>Summer pasture-asociated obstructive pulmonary disease<br>Heaves |