Immunization injections.
Hammer
Sandra Jo
SJ
Backer
Howard
H
Schechter
Robert
R
D006801:Humans; D007223:Infant; D007229:Infant Welfare; D007231:Infant, Newborn; D007273:Injections, Intramuscular / Q000295:instrumentation / Q000379:methods; D007279:Injections, Subcutaneous / Q000295:instrumentation / Q000379:methods; D009339:Needles / Q000592:standards*; D010146:Pain / Q000209:etiology / Q000517:prevention & control; D014481:United States; D014611:Vaccination / Q000295:instrumentation / Q000379:methods*