[How meaningful is the aspiration of injection solution after inserting the injection needle for the intramuscular administration of vaccines?].
Knol
K
K
D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007273:Injections, Intramuscular / Q000379:methods*; D013594:Syringes; D014612:Vaccines / Q000008:administration & dosage*
D014612:Vaccines