An introduction to therapeutic trials for low back pain.
Andersson
G B
GB
Department of Orthopedic Surgery, Rush-Presbyterian-St. Luke's Medical Center, Chicago, Illinois.
Bombardier
C
C
Cherkin
D C
DC
Deyo
R A
RA
Keller
R B
RB
Lee
C K
CK
Liang
M H
MH
Lipscomb
B
B
Shekelle
P
P
Spratt
K F
KF
D002986:Clinical Trials as Topic; D006801:Humans; D017116:Low Back Pain / Q000628:therapy*; D012107:Research Design