GPs' prescribing behaviour may be affected by drug promotion.
Gill
P S
PS
Freemantle
N
N
Bero
L
L
Haaijer-Ruskamp
F
F
Markela
M
M
Barjesteh
K P
KP
D000329:Advertising; D005194:Family Practice; D006801:Humans; D010818:Practice Patterns, Physicians'