<https://www.poultryworld.net/topic/infectious-laryngotracheitis-ilt-lt-trach/#webpage>
<http://schema.org/description>
"Infectious laryngotracheitis is mainly acute to chronic and affects all birds, though usually those older than 4 weeks. The herpes virus is a cuboidal, enveloped DNA virus."
<https://www.poultryworld.net/topic/infectious-laryngotracheitis-ilt-lt-trach/>