To butterfly or to needle: the pilot phase.
Hefler
Lukas
L
Grimm
Christoph
C
Leodolter
Sepp
S
Tempfer
Clemens
C
D006801:Humans; D009339:Needles; D010146:Pain / Q000209:etiology; D018962:Phlebotomy / Q000009:adverse effects / Q000295:instrumentation*; D010865:Pilot Projects