Taking the sting out of needles.
Yentis
S M
SM
D000772:Anesthesia, Local / Q000379:methods / Q000706:statistics & numerical data*; D002406:Catheterization, Peripheral / Q000009:adverse effects* / Q000379:methods; D006801:Humans; D010146:Pain / Q000209:etiology / Q000517:prevention & control*