The best replacement for doppler is duplex.

The best alternatives to doppler are rated as following:
★★★★★  duplex
★★★★★  ultrasound
★★★  fetoscope
★  sonogram
★  stethoscope
★  radar
★  duplex us
★  dahmer
★  arterial doppler
★  ipodder
★  spectral doppler
★  juice
  carotid duplex
  venous doppler
  fetal doppler
  duplex ultrasound
  color doppler
  power doppler
  mra
  doppler
  venous duplex
  nexrad
  efm

Your alternative for doppler is not listed? Suggest!
Speaking about doppler, one probably shouldn't forget about abi.

Other search terms related to doppler and their ratings are:
★★★★★ abi
★★ echocardiography
★★ ultrasound
★★ full bladder
★ abi test
You have in mind a companion for doppler and it is not yet here? Propose!



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