Liquid nitrogen cryotherapy of common warts: cryo-spray vs. cotton wool bud.
Kuwahara
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RT
D000336:Aerosols; D003452:Cryosurgery / Q000379:methods*; D006801:Humans; D009584:Nitrogen / Q000008:administration & dosage*; D014860:Warts / Q000601:surgery*
D000336:Aerosols; D009584:Nitrogen