External validity: we need to do more.
Glasgow
Russell E
RE
Green
Lawrence W
LW
Klesges
Lisa M
LM
Abrams
David B
DB
Fisher
Edwin B
EB
Goldstein
Michael G
MG
Hayman
Laura L
LL
Ockene
Judith K
JK
Orleans
C Tracy
CT
D003625:Data Collection / Q000592:standards; D003627:Data Interpretation, Statistical; D004059:Diffusion of Innovation; D006801:Humans; D010818:Practice Patterns, Physicians' / Q000592:standards / Q000639:trends*; D011643:Publishing; D016032:Randomized Controlled Trials as Topic / Q000592:standards / Q000639:trends*; D015203:Reproducibility of Results; D012107:Research Design / Q000592:standards / Q000639:trends*