Acute ulcerative laryngitis is reported with code _____.

The atrial rate in paroxysmal atrial tachycardia is ________

Fill in the blank(s) with correct word

Superconductive magnets used in MR are characterized by

a. field strengths of .2T–.35T. b. the use of liquid helium as a cryogen. c. resistive magnets with vertical fields. d. the ability to turn the magnetic field on and off at will.