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  2. Is Change Healthcare letter I received in the mail a scam ...

    www.aol.com/change-healthcare-letter-received...

    Here's are some tips from the Federal Trade Commission if you think you've been affected by a data breach, including the one involving Change Healthcare:. Get free credit reports from ...

  3. Pulse duration - Wikipedia

    en.wikipedia.org/wiki/Pulse_duration

    Pulse duration using 50% peak amplitude. DECT phone pulduration measurement (100 Hz / 10 mS) on channel 8. In signal processing and telecommunications, pulse duration is the interval between the time, during the first transition, that the amplitude of the pulse reaches a specified fraction (level) of its final amplitude, and the time the pulse amplitude drops, on the last transition, to the ...

  4. 30 Scam Phone Numbers To Block and Area Codes To Avoid - AOL

    www.aol.com/19-dangerous-scam-phone-numbers...

    Quick Take: List of Scam Area Codes. More than 300 area codes exist in the United States alone which is a target-rich environment for phone scammers.

  5. Low-intensity pulsed ultrasound - Wikipedia

    en.wikipedia.org/.../Low-intensity_pulsed_ultrasound

    Low intensity pulsed ultrasound has been proposed as a therapy to support bone healing after fractures, [1] osteomies, or delayed healing. A 2017 review, however, found no trustworthy evidence for the use of low intensity pulsed ultrasound for bone healing, mostly based on the large pragmatic randomized controlled trial published in 2016.

  6. Telemarketing fraud - Wikipedia

    en.wikipedia.org/wiki/Telemarketing_fraud

    Crawler devices - A majority of fraudulent calls originate from Nigerian phone scammers, who claim $12.7 billion a year off phone scams. [23] Some callers have to make up to 1000 calls per day. To help with speeding things up, they will sometimes use crawler devices which is computerized to go through every area code calling each number.

  7. Can you hear me? (alleged telephone scam) - Wikipedia

    en.wikipedia.org/wiki/Can_you_hear_me?_(alleged...

    Reports on the purported scam are an Internet hoax, first spread on social media sites in 2017. [1] While the phone calls received by people are real, the calls are not related to scam activity. [1] According to some news reports on the hoax, victims of the purported fraud receive telephone calls from an unknown person who asks, "Can you hear me?"

  8. Hackers stole personal data of over 800k Sutter Health ...

    www.aol.com/hackers-stole-personal-data-over...

    If impacted patients have further questions, they also can call Virgin Pulse at 800-628-2141 from 6 a.m. to 8 p.m. weekdays or 8 a.m. to 5 p.m. on Saturday and Sunday. The line is not staffed on ...

  9. Doppler ultrasonography - Wikipedia

    en.wikipedia.org/wiki/Doppler_ultrasonography

    All modern ultrasound scanners use pulsed Doppler to measure velocity. Pulsed wave instruments transmit and receive series of pulses. The frequency shift of each pulse is ignored, however the relative phase changes of the pulses are used to obtain the frequency shift (since frequency is the rate of change of phase).