Changes of pH in local analgesics using different types of disposable injection needle.
D000772:Anesthesia, Local / Q000295:instrumentation*; D000779:Anesthetics, Local / Q000008:administration & dosage*; D004209:Disposable Equipment / Q000592:standards*; D006863:Hydrogen-Ion Concentration; D007267:Injections; D009339:Needles / Q000592:standards*
D000779:Anesthetics, Local