THE CONTAMINATED DROP.
D064751:Ammonium Compounds; D000891:Anti-Infective Agents, Local; D009883:Ophthalmic Solutions; D000644:Quaternary Ammonium Compounds; D013242:Sterilization
D064751:Ammonium Compounds; D000891:Anti-Infective Agents, Local; D009883:Ophthalmic Solutions; D000644:Quaternary Ammonium Compounds
ANTISEPTICS, QUATERNARY AMMONIUM; OPHTHALMIC SOLUTIONS; STERILIZATION