'Puffer-PCA device' for rheumatoid arthritis patients.
Murray
N
N
Clark
V
V
Ellis
C
C
Michie
M
M
D000399:Air Pressure; D016058:Analgesia, Patient-Controlled / Q000295:instrumentation*; D001172:Arthritis, Rheumatoid / Q000150:complications*; D004867:Equipment Design; D006227:Hand Deformities, Acquired / Q000209:etiology; D006801:Humans