Blood return on aspiration before immunotherapy injection.
Miller
Jeffrey D
JD
Bell
Jonathan B
JB
Lee
Richard J
RJ
Tarvin
Fran
F
D006801:Humans; D007167:Immunotherapy; D007279:Injections, Subcutaneous / Q000379:methods*; D013396:Suction / Q000295:instrumentation*; D013594:Syringes