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Bag valve mask. A bag valve mask ( BVM ), sometimes known by the proprietary name Ambu bag or generically as a manual resuscitator or "self-inflating bag", is a hand-held device commonly used to provide positive pressure ventilation to patients who are not breathing or not breathing adequately. The device is a required part of resuscitation ...
Phi coefficient. In statistics, the phi coefficient (or mean square contingency coefficient and denoted by φ or rφ) is a measure of association for two binary variables . In machine learning, it is known as the Matthews correlation coefficient (MCC) and used as a measure of the quality of binary (two-class) classifications, introduced by ...
TL. v. t. e. Particle velocity (denoted v or SVL) is the velocity of a particle (real or imagined) in a medium as it transmits a wave. The SI unit of particle velocity is the metre per second (m/s). In many cases this is a longitudinal wave of pressure as with sound, but it can also be a transverse wave as with the vibration of a taut string.
NXT Gold Rush was a professional wrestling television special produced by WWE.It was held primarily for wrestlers from the NXT brand division.Gold Rush aired as a two-part special episode of NXT on the USA Network, taking place live on June 20 and 27, 2023, at the WWE Performance Center in Orlando, Florida.
Slammiversary is a professional wrestling pay-per-view (PPV) event produced by the American promotion Total Nonstop Action Wrestling.It is one of TNA's “Big Four” PPV events (along with Hard To Kill, Rebellion, and Bound for Glory), and celebrates the anniversary of the promotion's first event that was held on June 19, 2002.
WWE Armageddon was a professional wrestling pay-per-view (PPV) event produced by World Wrestling Entertainment (WWE), a professional wrestling promotion based in Connecticut. The event was created in 1999, when the promotion was still called the World Wrestling Federation (WWF, renamed to WWE in 2002). It was held every December except in 2001 ...
Pyrolysis is the reaction used to coat a preformed substrate with a layer of pyrolytic carbon. This is typically done in a fluidized bed reactor heated to 1,000–2,000 °C or 1,830–3,630 °F. Pyrolytic carbon coatings are used in many applications, including artificial heart valves.
Exterior of labyrinth of the inner ear. Benign paroxysmal positional vertigo ( BPPV) is a disorder arising from a problem in the inner ear. [3] Symptoms are repeated, brief periods of vertigo with movement, characterized by a spinning sensation upon changes in the position of the head. [1] This can occur with turning in bed or changing position ...