Due to this high prevalence, vertebral artery hypoplasia (VAH) has not yet been considered an independent risk factor for ischemic stroke [1,2].
How to use your own headphones on Americanâs new 777-300ER. Passengers traveling in First and Business Class on Americanâs new 777-300ER are provided with Bose QuietComfort 15 Acoustic Noise Canceling headphones to use during the flight.
My large, flat tote bag with laptop will fit under a seat with an outlet box after I remove the bulky noise cancelling head phone case. On a commuter flight, with no laptop outlet, I can get a daypack under the seat in front of me - but on a regular plane it never fits, even now that I have a much thinner MacBook Air.