Cannabis, confounders and consequences.
Robbé
Iain J
IJ
Alshawaf
Ghyath
G
Jasem
Amar
A
Sharp
Harriet
H
D015982:Bias; D015986:Confounding Factors, Epidemiologic; D006801:Humans; D002189:Marijuana Abuse / Q000453:epidemiology; D012737:Sex Factors