'Negotiation of obstructed canals and bleaching of teeth'.
D004986:Ether / Q000009:adverse effects*; D005019:Ethyl Ethers / Q000009:adverse effects*; D006801:Humans; D006861:Hydrogen Peroxide / Q000009:adverse effects*; D014073:Tooth Bleaching / Q000379:methods*
D005019:Ethyl Ethers; D004986:Ether; D006861:Hydrogen Peroxide